Question

(x-4)²=8(x+2) resolva a equação​

Answer 1

Resposta:

(x -4)(x -4) = 8(x+2)

x² -4x -4x +16 = 8x +16

x² -8x +16 = 8x +16

x² -8x -8x = 16 -16

x² -16x = 0

x(x -16) = 0

x = 0

x -16 = 0