Question

How do you solve using the completing the square method `x^2 - 2x + 1 = 4`?

Answer 1

-1, 3

Explanation:

`x^2 - 2x + 1 = 4`
`(x - 1)^2 = 4`
`(x - 1) = +- 2`
x = 1 + 2 = 3
x = -2 + 1 = -1