Question

(2a) + (3b)3 + 3(2a)(3b)(2a + 3b)​

Answer 1

(2a+3b)^3

(2a)3 + (3b)3 + 3(2a)(3b)(2a + 3b)

[(a+b)3 = a^3+b^3+3ab(a+b)]

= (2a+3b)*3.

Answer 2

$(2a) + (3b)3 + 3(2a)(3b)(2a + 3b)$

$= (2a + 3b) ^{3}$