Question

Find the product of the following using the identity (a+b)² = a² + 2ab + b²

a) (x + 9)²

b) (3 + s)²

c) (4 + 3e)²

d) (4xy + 5)²

e) (7/ 8k + t)²

f) (3p/4 + 7s)²

Please find the correct answer and don't spam!!!!! ​

Answer 1

Step-by-step explanation:

Product of (a+b)(a2+2ab+b2)

⇒a(a2+2ab+b2)+b(a2+2ab+b2)

⇒a3+2a2b+ab2+a2b+2ab2+b3

⇒a3+b3+3a2b+3ab2=(a+b)3

Hence, the answer is (a+b)3.