Worksheet on Change of Subject

Practice 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.

1. v = u + at; make a the subject.

2. P = \(\frac{m}{m + n}\); make m the subject.

3. A = π(R2 – r2); make R the subject.

4. \(\frac{1}{R}\) = \(\frac{1}{r_{1}}\) + \(\frac{1}{r_{2}}\); make r2 the subject.

5. s = ut + \(\frac{1}{2}\)at2; make a the subject.

6. In the formula S= 2(lb + bh + lh), S is the subject. Write the formula with h as the subject.

7. If l = a + (n – 1)d, write the formula for the subject n.

8. If 2ax + 3b2 = 2bx + 3a2, write the formula for x in terms of a, b in the simplest form.


Answers for the worksheet on change of subject  are given below:


Answers:


1. v; a = \(\frac{v - u}{t}\)

2. P; m = \(\frac{nP}{1 - p}\)

3. A; R = \(\pm \sqrt{\frac{A}{\Pi} + r^{2}}\)

4. R; r2 = \(\frac{Rr_{1}}{r_{1} - R}\)

5. s; a = \(\frac{2(s - ut)}{t^{2}}\)

6. h = \(\frac{s - 2lb}{2(b + l)}\)

7. n = 1 + \(\frac{l - a}{d}\)

8.x = \(\frac{3}{2}\)(a + b)





9th Grade Math

From Worksheet on Change of Subject  to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Conversion of Rupees and Paise | How to convert rupees into paise?

    Feb 12, 25 02:45 AM

    Conversion of Rupees and Paise
    We will discuss about the conversion of rupees and paise (i.e. from rupees into paise and from paise into rupees). How to convert rupees into paise? First we need to remove the point and then remove

    Read More

  2. Writing Money in Words and Figure Worksheet With Answers | All Grades

    Feb 12, 25 02:30 AM

    In writing money in words and figure worksheet we will get different types of questions on expressing money in words and figures, write the amount in short form (in figures) and write the amount in lo…

    Read More

  3. Writing Money in Words and Figure | Rules for Writing Money in Words

    Feb 12, 25 01:59 AM

    Rules for writing money in words and figure: 1. Abbreviation used for a rupee is Re. and for 1-rupee it is Re. 1 2. Rupees is written in short, as Rs., as 5-rupees is written as Rs. 5

    Read More

  4. Worksheet on Money | Conversion of Money from Rupees to Paisa

    Feb 11, 25 09:39 AM

    Amounts in Figures
    Practice the questions given in the worksheet on money. This sheet provides different types of questions where students need to express the amount of money in short form and long form

    Read More

  5. Worksheet on Measurement | Problems on Measurement | Homework |Answers

    Feb 10, 25 11:56 PM

    Measurement Worksheet
    In worksheet on measurement we will solve different types of questions on measurement of length, conversion of length, addition and subtraction of length, word problems on addition of length, word pro…

    Read More