Question

Me Ajudeeem Pfv!15 pts Com Conta
$(x + 2)(2x + 3)$

Answer 1

(x + 2)(2x + 3)

= 2x² + 3x +4x + 6

= 2x² + 7x + 6

entao b² -4ac

7²-4.2.6 = 49 - 48 = 1

entao -7 - $\frac{\sqrt{1} }{2.2}$

=-2

e

-7 + $\frac{\sqrt{1} }{2.2}$

= 6/4