Question

Rezolva ecuatia:
(3x+2)la a doua=4

Answer 1

$(3x+2)^{2} = 4 => 9x^{2} + 4 + 12x = 4 => 9x^{2} + 12x = 0$
$x(9x+12) = 0$
$x_1 = 0$ sau $x_2 = -\frac{12}{9} = -\frac{3}{4}$