Question

Solve (x-9)^2=1
Can someone show me the steps to solve this?

Answer 1

(x-9)^2 = 1^2

which means (x-9) = +1 or (x-9) = -1

Answer 2

\[ (x-9)^2=1\]
taking square root on both sides
\[(x-9)= \pm 1\]
\[(x-9)=1 \tag{1}\]\[(x-9)=-1 \tag{2}\]
Now solve for x