Question

What are the solutions to the equation?
(x-5)^2=7

Answer 1

x-5=sqrt 7
x-5= - sqrt 7

x=5+ sqrt 7
x=5- sqrt 7

Answer 2

Is it the sqrt of 7 or the sqrt og negative 7

Answer 3

it has two solutions

sqrt of 7
and negative sqrt of 7
no sqrt of negative 7