Question

Sabendo que (x-3)^2 =16 ache o valor de X.

Answer 1

$(x-3).(x-3)=x^{2} +9=16=\ \textgreater \ x^{2}=16-9=\ \textgreater \ x^{2}=7=\ \textgreater \ x= \sqrt{7}$$x=2.65$$(x-3)^{2} =16$