Question

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

slove in indenties

Answer 1

Answer:

${2a}^{2} ( {2a}^{2} + 3b) + 3b( {2a}^{2} + 3b) \\ {4a}^{4} + {6a}^{2} b + {6a}^{2}b + {9b}^{2} \\ {4a}^{4} + 12 {a}^{2} b + 9 {b}^{2}$