Question

Factorize
4x²+12x+9 it's factorisation of algebric expression

Answer 1

$4 {x}^{2} + 12x + 9 = 4 {x}^{2} + 6x + 6x + 9$
$= 2x(2x + 3) + 3(2x + 3)$
=(2x+3)(2x+3)
=(2x+3)^2.