Practice the questions given in the worksheet on cube of the difference of two binomials. We know, cube of a binomial means multiplying a binomial with itself three times.

See the formulas to expand the cube of the difference of two binomials.

**1.
Expand each of the following:**

(i) (3x – 5y)

(ii) (4x – y

(iii) (4/5 p – 5/6 q)

(i) (105)

(ii) (1002)

(iii) (303)

(iv) (99)

(v) (995)

(vi) (999)

(vii) (9.7)

(viii) (10.1)

(ix) (9.04)

(ii) If x + 1/x = 10, find the value of x

(ii) Find the value of 27x

Answers for the worksheet on cube of the difference of two binomials are given below to check the exact answers of the above expansion.

**Answers:**

(ii) 64x

(iii) 64/125 p

**2. **(i) 1157625

(ii) 1006012008

(iii) 27818127

(iv) 970299

(v) 985074875

(vi) 99700299

(vii) 912.673

(viii) 1030.301

(ix) 738.763264

**3.** (i) 3420 (ii) 1030

**4.** (i) 3133 (ii) 8056

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