Question

How do you solve using the completing the square method `(x-9)^2=1`?

Answer 1

If a number to the square is 1, that number is either 1 or -1

Explanation:

If `(x-9)^2=1`, then `x-9=1` or `x-9=-1`. Then is either `x=9+1` or `x=9-1`. The solutions are then `x=10` and `x=8`