Question

AYUDEN PORFA
SE LOS AGRADECERÍA
(x + 2)² = x² + 2x + 6

Answer 1

Explicación paso a paso:

$( {x + 2)}^{2} = {x}^{2} + 2x + 6 \\ {x}^{2} + 2 \times x \times 2 + {2}^{2} = {x}^{2} + 2x + 6 \\ {x}^{2} + 4x + 4 = {x}^{2} + 2x + 6 \\ {x}^{2} - {x}^{2} + 4x - 2x + 4 - 6 = \\ 2x - 2 = 0 \\ 2x = 2 \\ x = \frac{2}{2} \\ x = 1$