Question

Necesito ayuda
(x-2)^2=25​

Answer 1

(x-2)^2=25

x2−4x+4=25

x2−4x+4−25=25−25

x2−4x−21=0

(x+3)(x−7)=0

x+3=0 or x−7=0

x=−3 or x=7