Math Blog
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Newly added pages can be seen from this page. Keep visiting to this page so that you will remain updated.en-usMathWed, 19 Sep 2018 18:51:41 -0400Wed, 19 Sep 2018 18:51:41 -0400math-only-math.comSep 19, Representation of Data | Raw Data | Arrayed Data | Grouped Data
http://www.math-only-math.com/representation-of-data.htmle64e6fe5e813b24a1ede5c3c564f6b66Collection A (shown below) represents the marks obtained by 50 students in a test of 100 marks. In the collection above, 80, 70, etc., are called the terms of the collection. Depending on the form of expression, data may be raw (i.e., ungrouped) or arrayed. I. Raw Data:Wed, 19 Sep 2018 18:51:39 -0400Sep 17, Statistics and Statistical Data | Sample or Representative Data
http://www.math-only-math.com/statistics-and-statistical-data.html243ef70ad6ad760ff60c75bf3026aa81Statics is that branch of mathematic which deals with the collection, classification, representation, analysis and interpretation on numerical data. The study of statistics started nearly 2000 years ago. Today statistics holds an important place in the fields of economicsMon, 17 Sep 2018 15:51:08 -0400Sep 16, Problems on Cumulative-Frequency Curve | Problems on Ogive Graph
http://www.math-only-math.com/problems-on-cumulative-frequency-curve.htmld28a1ccf5da5b1eecd60b829ba3d2efbWe will discuss here some of the problems on frequency polygon. The monthly salaries of 55 workers of a factory are displayed in the following ogive. Answer the following. (i) How many workers have a monthly salary UNDER $ 4000? (ii) How many workers have a monthly salarySun, 16 Sep 2018 16:50:28 -0400Sep 13, Problems on Frequency Polygon | Frequency Polygon Examples
http://www.math-only-math.com/problems-on-frequency-polygon.htmlbea55e31ccb7b437bd1e3242aa3330c7We will discuss here some of the problems on frequency polygon. 1. The frequency polygon of a frequency distribution is shown below. Answer the following about the distribution from the histogram. (i) What is the frequency of the class interval whose class mark is 15?Thu, 13 Sep 2018 17:32:29 -0400Sep 11, Problems on Histogram | Reading Histograms | Histograms Examples
http://www.math-only-math.com/problems-on-histogram.html356b3d1f0dd0f8f09b0d41a9577cdbbfWe will discuss here some of the problems on histogram. The histogram for a frequency distribution is given below. (i) What is the frequency of the class interval 15 – 20? (ii) What is the class intervals having the greatest frequenciey? (iii) What is the cumulativeTue, 11 Sep 2018 19:24:18 -0400Sep 10, Cumulative-Frequency Curve | Ogive | Method of Constructing on Ogive
http://www.math-only-math.com/cumulative-frequency-curve.htmlbc6444fc4c8c5c5a21533d34c6c2044bGropu data are also represented by a curve called ogive or cumulative-frequency curve. As the name suggests, in this representation cumulative frequencies of different class intervals play an important role. Method of Constructing on Ogive: Prepare a frequency-distributionMon, 10 Sep 2018 18:39:14 -0400Aug 28, Method of Constructing Frequency Polygon with the Help of Class Marks
http://www.math-only-math.com/frequency-polygon-with-the-help-of-a-class-marks.html6fb2a65325eb0d157828534696b2115fWe will discuss about the method of constructing a frequency polygon with the help of a class marks. Step I: Prepare a frequency-distribution table overlapping intervals. Step II: Find the class marks of the class intervals and locate them on the horizontal axisTue, 28 Aug 2018 19:23:50 -0400Aug 25, Method of Constructing a Frequency Polygon with the Help of Histogram
http://www.math-only-math.com/frequency-polygon-with-the-help-of-a-histogram.html1698783ea38387baa5aff9b9a6a49131Step I: Draw the histogram for the frequency distribution as explained above. Step II: Locate the midpoint of the top horizontal side of each rectangle in the histogram. Step III: Locate the middle points on the horizontal axis of two imaginary intervals of common size, oneSat, 25 Aug 2018 16:47:55 -0400Aug 24, Frequency Polygon | Methods of Constructing a Frequency Polygon
http://www.math-only-math.com/frequency-polygon.html1b8664da5ea470458d8829a2d22aaa44Grouped data are also represented by frequency polygons. A frequency polygon is a polygon whose vertices are at the midpoint of the tops of rectangles forming the histogram of the frequency distribution. These middle points correspond to the class marks of the correspondingFri, 24 Aug 2018 15:34:26 -0400Aug 22, Histogram | Method of Constructing a Histogram | Creating a Histogram
http://www.math-only-math.com/histogram.htmlcb2f9a41b3b65a95fe73632262360985Grouped data are often represented graphically by histograms. A histogram consists of rectangles, each of which has breadth equal or proportional to the size of the concerned call interval, and height equal or proportional to the corresponding frequency.Wed, 22 Aug 2018 19:32:39 -0400Aug 20, Word Problems on Addition and Subtraction | Mixed Add & Subtract
http://www.math-only-math.com/word-problems-on-addition-and-subtraction.htmlb7ca3fc2508c90d719dcebd9e53ac77fSolved examples on Word problems on addition and subtraction . 1. In a school there are 2,392 boys and 2,184 girls. Find the total number of students in the school. Solution: Number of boys in the school = 2392 Number of girls in the school = + 2184 Total students in theMon, 20 Aug 2018 15:11:20 -0400Aug 6, Worksheet on Word problem on Multiplication | Multiplication Facts
http://www.math-only-math.com/worksheet-on-word-problem-on-multiplication.html0ae14959e3a5c40b511959e7fcd3c348Practice the worksheet on word problem on multiplication. 1. One complete set of class IV costs $264. How much money did a class of 42 children pay to the bookshop owner, if all of them bought their books from him? 2. One pair of football shoes costs $ 628. Find the cost ofMon, 6 Aug 2018 16:43:14 -0400Jul 27, Word Problems on Multiplication |3rd Grade Math|Multiplication Problem
http://www.math-only-math.com/word-problem-on-multiplication.htmlab91cd58a0394edf285a602f9854ba27Solved examples on word problems on multiplication.For a school trip 6 buses were hired. Each bus carried 42 children. How many children went on the trip? Solution: 2. The product of two numbers is 96. If one number is 8, find the other. Multiplicand × Multiplier = Product`Fri, 27 Jul 2018 12:26:43 -0400Jul 25, Worksheet on Word Problem on Addition and Subtraction | Answers
http://www.math-only-math.com/worksheet-on-word-problem-on-addition-and-subtraction.htmld93d5a20fcf5677fae06f619b9af4d86Practice the worksheet on word problem on addition and subtraction. 1. In a village, there are 4,318 men, 3,624 women and 5,176 children. What is the total population of the village? 2. In a school, there are 860 children in the pre-primary section, 1,200 children in thWed, 25 Jul 2018 15:09:02 -0400Jul 24, Making the Numbers From Given Digits | Write Smallest/Greatest Number
http://www.math-only-math.com/making-the-numbers-from-given-digits.html83dc9b17c9ecbe8dc72da032700ea104We can make numbers from the given digits. Let us see the rules. Rule I. To get the smallest number, arrange the digits in ascending order from left to right. Rule II. To get the greatest number, arrange the digits in descending order from left to right. Example: Write theTue, 24 Jul 2018 15:59:11 -0400Jul 13, Worksheet on Facts about Division | Division with Small Numbers
http://www.math-only-math.com/worksheet-on-facts-about-division.html183430b06b6fa9cec2b6974707730918Practice the worksheet on facts about division. We know, dividend is always equal to the product of the divisor and the quotient added to the remainder. This will help us to solve the given questions. 1. Fill in the blanks: (i) Division is __ subtraction.Fri, 13 Jul 2018 15:52:52 -0400Jul 13, Worksheet on Facts about Multiplication | Multiplication Sum | Answers
http://www.math-only-math.com/worksheet-on-facts-about-multiplication.htmla91d12c6de6d0825c2f6e0de2d66d76cPractice the worksheet on facts about multiplication. We know in multiplication, the number being multiplied is called the multiplicand and the number by which it is being multiplied is called the multiplier. This will help us to solve the given questions.Fri, 13 Jul 2018 15:39:08 -0400Jul 12, Worksheet on Facts about Subtraction | Subtraction with Small Numbers
http://www.math-only-math.com/worksheet-on-facts-about-subtraction.htmlf3f86c12f0c5753c9c5df871a2584f95Practice the worksheet on facts about subtraction. Subtraction with small numbers can be worked out horizontally and subtraction with large numbers is worked out vertically. 1. Fill in the missing numbers. (i) Take away 14 from 80 is ______ (ii) 150 decreased by 80 is ____Thu, 12 Jul 2018 16:49:09 -0400Jul 12, Worksheet on Facts about Addition | Addition of Small Numbers
http://www.math-only-math.com/worksheet-on-facts-about-addition.html66662b8f61f3d1ad388828461bbde0dcPractice the worksheet on facts about addition. Addition of small numbers can be done horizontally and large numbers are added in vertical columns. 1. Fill in the missing number/word. (i) 4315 + 101 = 101 + ______ = ______ (ii) 1795 + 241 = 241 + ______Thu, 12 Jul 2018 15:56:45 -0400Jul 12, Facts about Multiplication | Multiplication Operation | Multiplicand
http://www.math-only-math.com/facts-about-multiplication.html61227cb486eb4d8efb66876c34188640We have learnt multiplication of numbers with 2digit multiplier. Now, we will learn more. Let us know some facts about multiplication. 1. In multiplication, the number being multiplied is called the multiplicand and the number by which it is being multiplied is called theThu, 12 Jul 2018 15:42:10 -0400Jul 11, Facts about Subtraction | Subtraction of Small Numbers|Solved Examples
http://www.math-only-math.com/facts-about-subtraction.htmlec24d5d5f12999a1306ec9df15a4e1cbThe operation to finding the difference between two numbers is called subtraction. Let us know some facts about subtraction which will help us to learn subtraction of large numbers. 1. Subtraction with small numbers can be worked out horizontally. Example: 8 – 5 = 3 24 – 4 =Wed, 11 Jul 2018 17:41:47 -0400Jul 11, Facts about Addition|Addition of Small Numbers|Add 4 & 5-digit Numbers
http://www.math-only-math.com/facts-about-addition.html9c13aad6adbd3fc27e75619f41e583e4The operation to find the total of different values is called addition. Let us know some facts about addition which will help us to learn to add 4-digit and 5-digit numbers. 1. Addition of small numbers can be done horizontally. Example: 6 + 2 + 3 = 11Wed, 11 Jul 2018 16:01:52 -0400Jul 10, Facts about Division | Basic Division Facts | Learn Long Division
http://www.math-only-math.com/facts-about-division.html5c592257077dfb555ffb0f38fccb586fWe have already learned division by repeated subtraction, equal sharing/distribution and by short division method. Now, we will read some facts about division to learn long division. 1. If the dividend is ‘zero’ then any number as a divisor will give the quotient as ‘zero’.Tue, 10 Jul 2018 15:39:01 -0400Jul 7, Expanded Form and Short Form of a Number | Numbers in Expanded Form
http://www.math-only-math.com/expanded-form-and-short-form-of-a-number.html0a1a94a99800f24349e3ce3235f69f47When we write a number as a sum of place value of its digits, the number is said to be in expended form and when we write a number using digits, the number is said to be in short form. There are 3 ways to write the expanded form. There are 3 ways to write the expanded formSat, 7 Jul 2018 17:31:31 -0400Jul 1, Long Division | Division by One-Digit Divisor and Two-Digit Divisors
http://www.math-only-math.com/long-division.html84733d22772adee27f306d47710e1fbdAs we know that the division is to distribute a given value or quantity into groups having equal values. In long division, values at the individual place (Thousands, Hundreds, Tens, Ones) are dividend one at a time starting with the highest place.Sun, 1 Jul 2018 15:59:27 -0400Jun 25, Multiplication of Matrices | How to Multiply Matrices? |Rules|Examples
http://www.math-only-math.com/multiplication-of-matrices.html508d249fee5888a3776bab06bfd5d237Two matrices A and B are said to be conformable for the product AB if the number of columns of A be equal to the number of rows of B. If A be an m × n matrix and B an n × p matrix then their product AB is defined to be the m × p matrix whose (ij)th element is obtained byMon, 25 Jun 2018 17:25:14 -0400Jun 10, Worksheet on Addition of Matrices | Find the Sum of Two Matrices | Ans
http://www.math-only-math.com/worksheet-on-addition-of-matrices.html82bcd10488f2ff2b3ee87637a7fa8d58Practice the problems given in the worksheet on addition of matrices. If M and N are the two matrices of the same order, then the matrices are said conformable for addition, and their sum is obtained by adding the corresponding elements of M and N. 1. Find the sum of A and BSun, 10 Jun 2018 16:34:24 -0400Jun 9, Properties of Scalar Multiplication of a Matrix |Scalar Multiplication
http://www.math-only-math.com/properties-of-scalar-multiplication-of-a-matrix.html821f01e7d03e03939335853a158655bcWe will discuss about the properties of scalar multiplication of a matrix. If X and Y are two m × n matrices (matrices of the same order) and k, c and 1 are the numbers (scalars). Then the following results are obvious. I. k(A + B) = kA + kB II. (k + c)A = kA + cA III. k(cA)Sat, 9 Jun 2018 16:11:24 -0400Jun 7, Scalar Multiplication of a Matrix | Examples on Scalar Multiplication
http://www.math-only-math.com/scalar-multiplication-of-a-matrix.html97bf7d93f897297407a0989d0db5a68aThe operation of multiplying variables by a constant scalar factor may properly be called scalar multiplication and the rule of multiplication of matrix by a scalar is that the product of an m × n matrix A = [aij] by a scalar quantity c is the m × n matrix [bij] where bijThu, 7 Jun 2018 19:24:55 -0400Jun 6, Subtraction of Matrices | Examples on Difference of Two Matrices
http://www.math-only-math.com/subtraction-of-matrices.htmlc1aaf1f1b09c4fa6bb3fa976c94b8ed9We proceed to develop the algebra of subtraction of matrices. Two matrices A and B are said to be conformable for subtraction if they have the same order (i.e. same number of rows and columns) and their difference A - B is defined to be the addition of A and (-B).Wed, 6 Jun 2018 17:25:38 -0400Jun 5, Properties of Addition of Matrices | Commutative Law | Associative Law
http://www.math-only-math.com/properties-of-addition-of-matrices.htmle7bab74e9ae17e150f334f8ca75c2c7aWe will discuss about the properties of addition of matrices. 1. Commutative law of addition of matrix: Matrix multiplication is commutative. This says that, if A and B are matrices of the same order such that A + B is defined then A + B = B + A. Proof: Let A = [aij]m × nTue, 5 Jun 2018 15:30:18 -0400Jun 4, Addition of Matrices | Example on Sum of Two Matrices
http://www.math-only-math.com/addition-of-matrices.html64e0ac3c4c8e29318ecdd9113760cf1dWe proceed to develop the algebra of matrices. Two matrices A and B are said to be conformable for addition if they have the same order (same number of rows and columns). If A = (aij)m, n and B = (bij)m,n then their sum A + B is the matrix C = (cij)m,n where cij = aij + bijMon, 4 Jun 2018 17:10:13 -0400Jun 1, Triangular Matrix | Upper Triangular Matrix | Lower Triangular Matrix
http://www.math-only-math.com/triangular-matrix.htmlbc9b57e0b1c07f91b61aa375b989fc75There are two types of triangular matrices. 1. Upper Triangular Matrix: A square matrix (aij) is said to be an upper triangular matrix if all the elements below the principal diagonal are zero (0). That is, [aij]m × n is an upper triangular matrix if (i) m = n and (ii) aijFri, 1 Jun 2018 18:50:44 -0400May 29, Height and Distance with Two Angles of Elevation | Solved Problems
http://www.math-only-math.com/height-and-distance-with-two-angles-of-elevation.htmlb52c129d5d8996d036a4fdf83b5a66caWe will solve different types of problems on height and distance with two angles of elevation. Another type of case arises for two angles of elevations. In the given figure, let PQ be the height of pole of ‘y’ units. QR be the one of the distance between the foot of the poleTue, 29 May 2018 19:03:57 -0400May 22, Angle of Elevation | How to Find out the Angle of Elevation
http://www.math-only-math.com/angle-of-elevation.html2b617ec35771e78280413b2b0e366378We have already learnt about trigonometry in previous units in detail. Trigonometry has its own applications in mathematics and in physics. One such application of trigonometry in mathematics is “height and distances”. To know about height and distances, we have to startTue, 22 May 2018 18:22:50 -0400May 20, Identity Matrix | Unit Matrix |If [d] is a scalar matrix then [d] = dI
http://www.math-only-math.com/identity-matrix.html5cf94d11c26cd0c6ec93c807f3abe2fdA scalar matrix whose diagonal elements are all equal to 1, the identity element of the ground field F, is said to be an identity (or unit) matrix. The identity matrix of order n is denoted by In. A scalar matrix is said to be a unit matrix, if diagonal elements are unity. Sun, 20 May 2018 18:35:31 -0400May 17, Definition of Equal Matrices | Examples of Equal Matrices
http://www.math-only-math.com/equal-matrices.html162a5127bb429467e276f0109461b452Equality of two matrix: Two matrices [aij] and [bij] are said to be equal when they have the same number of rows and columns and aij = bij for all admissible values of i and j. Definition of Equal Matrices: Two matrices A and B are said to be equal if A and B have the sameThu, 17 May 2018 18:16:28 -0400May 10, Null Matrix | Null or Zero Matrix|Zero Matrix|Problems on Null Matrix
http://www.math-only-math.com/null-matrix.html19f0fca5ea4ced989e032b80358d339dIf each element of an m × n matrix be 0, the null element of F, the matrix is said to be the null matrix or the zero matrix of order m × n and it is denoted by Om,n. It is also denoted by O, when no confusion regarding its order arises. Null or zero Matrix: Whether A is aThu, 10 May 2018 16:39:03 -0400May 7, Column Matrix | Definition of Column Matrix |Examples of Column Matrix
http://www.math-only-math.com/column-matrix.htmlad41ba33df5f9bfec6521f3933c3e71fHere we will discuss about the column matrix with examples. In an m × n matrix, if n = 1, the matrix is said to be a column matrix. Definition of Column Matrix: If a matrix have only one column then it is called column matrix. Examples of column matrix:Mon, 7 May 2018 16:24:13 -0400May 3, Row Matrix | Definition of Row Matrix | Examples of Row Matrix
http://www.math-only-math.com/row-matrix.htmla6b2b1f4712a654b2545433a8bd5df48In an m × n matrix, if m = 1, the matrix is said to be a row matrix. Definition of Row Matrix: If a matrix have only one row then it is called row matrix. Here we will discuss about the row matrix with examples. Examples of row matrix: Thu, 3 May 2018 18:42:00 -0400Apr 25, Square Matrix | Definition of Square Matrix |Diagonal of Square Matrix
http://www.math-only-math.com/square-matrix.html6c779670e44a64a7c93fd0e876917e2aIf square matrixes have n rows or columns then the matrix is called the square matrix of order n or an n-square matrix. Definition of Square Matrix: An n × n matrix is said to be a square matrix of order n. In other words when the number of rows and the number of columns inWed, 25 Apr 2018 18:57:13 -0400Apr 25, Matrix | Definition of a Matrix | Examples of a Matrix | Elements
http://www.math-only-math.com/matrix.html569e4435a035f033b770a662ac5b360bA rectangular array of mn elements aij into m rows and n columns, where the elements aij belongs to field F, is said to be a matrix of order m × n (or an m × n matrix) over the field F. Definition of a Matrix: A matrix is a rectangular arrangement or array of numbersWed, 25 Apr 2018 17:53:52 -0400Mar 30, Joint Variation | Solving Joint Variation Problems and Application
http://www.math-only-math.com/joint-variation.html35e8acacf3082a6e9c71339de78b93dcOne variable quantity is said to vary jointly as a number of other variable quantities, when it varies directly as their product. If the variable A varies directly as the product of the variables B, C and D, i.e., if.A ∝ BCD or A = kBCD (k = constant ), then A varies jointlyFri, 30 Mar 2018 19:32:26 -0400Mar 30, Indirect Variation | Inverse Variation | Inverse or Indirect Variation
http://www.math-only-math.com/indirect-variation.html382930d172f9752abd7fd42df938aedfWhen two variables change in inverse proportion it is called as indirect variation. In indirect variation one variable is constant times inverse of other. If one variable increases other will decrease, if one decrease other will also increase. This means that the variablesFri, 30 Mar 2018 17:27:33 -0400Mar 26, Direct Variation | Solving Direct Variation Word Problem
http://www.math-only-math.com/direct-variation-problems.html1d1bafed1c06a2a324c0493720c252c1When two variables change in proportion it is called as direct variation. In direct variation one variable is constant times of other. If one variable increases other will increase, if one decrease other will also decease. This means that the variables change in a same ratioMon, 26 Mar 2018 17:29:51 -0400Mar 25, Methods of Solving Simultaneous Linear Equations | Solved Examples
http://www.math-only-math.com/methods-of-solving-simultaneous-linear-equations.html50f4dfd99dcec2a59675a1b915a5a7ddThere are different methods for solving simultaneous linear Equations: 1. Elimination of a variable 2. Substitution 3. Cross-multiplication 4. Evaluation of proportional value of variables This topic is purely based upon numerical examples. So, let us solve some examplesSun, 25 Mar 2018 17:36:18 -0400Mar 24, Method of Cross Multiplication|Solve by Method of Cross Multiplication
http://www.math-only-math.com/method-of-cross-multiplication.html5994a32337b7f63c167a58954dd8af3cThe next method of solving linear equations in two variables that we are going to learn about is method of cross multiplication. Let us see the steps followed while soling the linear equation by method of cross multiplication: Assume two linear equation be A1 x + B1y + C1= Sat, 24 Mar 2018 16:12:15 -0400Mar 6, Properties of Angles of a Triangle |Sum of Three Angles of a Triangle
http://www.math-only-math.com/properties-of-angles-of-a-triangle.html20dfdeb18fea0ae94526972015760114We will discuss about some of the properties of angles of a triangle. 1. The three angles of a triangle are together equal to two right angles. ABC is a triangle. Then ∠ZXY + ∠XYZ + ∠YZX = 180° Using this property, let us solve some of the examples. Solved examplesTue, 6 Mar 2018 15:21:47 -0500Mar 2, Geometrical Property of Altitudes|Altitudes of Triangle are Concurrent
http://www.math-only-math.com/geometrical-property-of-altitudes.html8110a1f91f66645ddb11079884e4f154The three altitudes of triangle are concurrent. The point at which they intersect is known as the orthocentre of the triangle. In the adjoining figure, the three altitudes XP, YQ and ZR intersect at the orthocentre O.Fri, 2 Mar 2018 17:39:10 -0500Mar 1, Medians and Altitudes of a Triangle |Three Altitudes and Three Medians
http://www.math-only-math.com/medians-and-altitudes-of-a-triangle.html5a2be812dd56b9df57d1d060d1a24930Here we will discuss about Medians and Altitudes of a Triangle. Median: The straight line joining a vertex of a triangle to the midpoint of the opposite side is called a median. A triangle has three medians. Here XL, YM and ZN are medians. A geometrical property of mediansThu, 1 Mar 2018 18:02:44 -0500Feb 28, Classification of Triangles on the Basis of Their Sides and Angles
http://www.math-only-math.com/classification-of-triangles.html94d39302c9c2dabed9e2425d51433d38Here we will discuss about classification of triangles on the basis of their sides and angles Equilateral triangle: An equilateral triangle is a triangle whose all three sides are equal. Here, XYZ is an equilateral triangle as XY = YZ = ZX. Isosceles triangle: An isoscelesWed, 28 Feb 2018 17:28:16 -0500Feb 22, Triangle | Exterior Opposite Angles|Interior Opposite Angles|Perimeter
http://www.math-only-math.com/triangle.html91198bc0b76bf73be2a273a9bbe517c2A triangle is a plane figure bounded by three straight lines. A triangle has three sides and three angles, and each one of them is called an element of the triangle. Here, PQR is a triangle, its three sides are line segments PQ, QR and RP; ; ∠PQR, ∠QRP and ∠RPQ are itsThu, 22 Feb 2018 13:41:09 -0500Feb 14, Problem on Change the Subject of a Formula | Changing the Subject
http://www.math-only-math.com/problem-on-change-the-subject-of-a-formula.html5e3b3f9e47dfe26ec9ce3978aba5ee89We will solve different types of problems on change the subject of a formula. The subject of a formula is a variable whose relation with other variables of the context is sought and the formula is written in such a way that subject is expressed in terms of the otherWed, 14 Feb 2018 16:29:23 -0500Feb 13, Worksheet on Change of Subject | Change the Subject as Indicated
http://www.math-only-math.com/worksheet-on-change-of-subject.html6a1042736b7ef0ff95515b68dd740df1Practice the questions given in the worksheet on change of subject When a formula involving certain variables is known, we can change the subject of the formula. What is the subject in each of the following questions? Change the subject as indicated.Tue, 13 Feb 2018 15:31:53 -0500Feb 2, Worksheet on Framing a Formula | Framing Formulas | Frame an Equation
http://www.math-only-math.com/worksheet-on-framing-a-formula.html5d5d6e1bfe006fe5203f8ed80ce4530fPractice the questions given in the worksheet on framing a formula. I. Frame a formula for each of the following statements: 1. The side ‛s’ of a square is equal to the square root of its area A.Fri, 2 Feb 2018 15:55:02 -0500Jan 31, Establishing an Equation | Framing a Formula | Framing Linear Equation
http://www.math-only-math.com/establishing-an-equation.html4d96b4d3b2fc29a8185ea309d10d1ef1We will discuss here about establishing an equation. In a given context, the relation between variables expressed by equality (or inequality) is called a formula. When a formula is expressed by an equality, the algebraic expression is called an equation.Wed, 31 Jan 2018 16:22:25 -0500Jan 22, Rectangular Cartesian Co-ordinates | Abscissa | Ordinate | Oblique Co-ordinate
http://www.math-only-math.com/rectangular-cartesian-co-ordinates.html66a38fb1df289d3545c4e6fd7d1103c4What is Rectangular Cartesian Co-ordinates? Let O be a fixed point on the plane of this page; draw mutually perpendicular straight line XOX’ and YOY’ through O. Clearly, these lines divide the planeMon, 22 Jan 2018 17:10:33 -0500Jan 21, What is Co-ordinate Geometry? | Analytical Geometry| Cartesian Co-ordinate
http://www.math-only-math.com/co-ordinate-geometry.htmld6e038081e2b274e11be160eb87c186dWhat is co-ordinate geometry? The subject <b>co-ordinate geometry</b> is that particular branch of mathematics in which geometry is studied with the help of algebra. This branch of mathematics was firSun, 21 Jan 2018 14:44:35 -0500Jan 20, Table of Tangents and Cotangents | Natural Tangents and Natural Cotangents
http://www.math-only-math.com/table-of-tangents-and-cotangents.htmlbd841d8ee58243fe18d7ce0e3730d645We will discuss here the method of using the table of tangents and cotangents. This table shown below is also known as the table of natural tangents and natural cotangents. Using the table we canSat, 20 Jan 2018 15:15:23 -0500Jan 20, Table of Sines and Cosines |Trigonometric Table|Table of Natural sines & cosines
http://www.math-only-math.com/table-of-sines-and-cosines.html14095676c9fb3de1593a6c43981482e2We will discuss here the method of using the table of sines and cosines: The above table is also known as the table of natural sines and natural cosines. Using the table we can find the valuesSat, 20 Jan 2018 15:11:27 -0500