Question

(x+2)3-(x-2)3=12(x2-x)-8

Answer 1

Hola.


(x+2)* 3- (x-2) *3 = 12*(x*2-x) -8
3x+6 - 3x-6 = 24x - 12x - 8
3x-3x-24x+12x = -8-6+6
-12x = -8

x = -8/-12 = 0,6

Saludos