Question

detemina el valor de x
(x+2)
(x+2) -2x
(x+2)
ALTERNATIVAS
a.0
b.1
c.2
d.3
e.4

Answer 1

Explicación paso a paso:

(x+2)(x+2) - 2x(x+2) =0

(x+2)² = 2x² + 4x

X² + 4x + 4 = 2x² + 4x

4 = x²

X = 2