Question

Find the first three terms in the expansion of each of the following:
(a) (x - 2y)
(b)(1-2y)(2 + 3y).​

Answer 1

Answer:

The first term in the binomial is "x2", the second term in "3", and the power n is 6, ... (1)(x12)(1) + (6)(x10)(3) + (15)(x8)(9) + (20)(x6)(27) ... Find the tenth term in the expansion of (x + 3) 12.