Question

125 levado a x+2 =1??

Answer 1

$125^{X+2}=1$

$( 5^{3})^X^+^2=5^0$

$5^{3X+6}=5^0$ ---bases iguais, iguala os expoentes

$3x+6=0$

[tex]3x=-6---> x = -2

Answer 2

125^(x + 2) = 1
(5³)^(x + 2) = 5º
3x + 6 = 0
3x = -6
x = - 6 : 3
x = - 2