Question

Identidades notaveis Calcule (2x+3)²​

Answer 1

(2x+3)² =

(2x)² + 2.(2x).(3) + (3)²

4x² + 12x + 9 ✓

Answer 2

${(2x + 3)}^{2} = {(2x)}^{2} + 2.2x.3 + {(3)}^{2} \\ = 4 {x}^{2} + 12x + 9$