Question

Evaluate each of the following using identities. a) (
$(\sqrt{5a} + \sqrt{3b} ) {}^{2}$
​

Answer 1

Answer:

5a−3b)

3

=(5a)

3

−3(5a)

2

(3b)+3(5a)(3b)−(3b)

3

=125a

3

−225a

2

b+135ab

2

−27b

3

solution