Practice the questions given in the worksheet on cube of the sum 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 sum of two binomials.
1. Expand each of the following:
(i) (x + 3y)^{3}
Answers for the worksheet on cube of the sum of two binomials are given below to check the exact answers of the above expansion.
Answers:
2. (i) 1157625
(ii) 1006012008
(iii) 27818127
(iv) 1030.301
(v) 738.763264
3. (i) 322 (ii) 1298
4. (i) -208 (ii) 288
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