Question

Given (x – 1)^2 = 50, select the values of x.

x = –49

x = 51

x = 1+5√2

x = 1-5√2

Answer 1

`x=1+5√(2), 1-5√(2)`

Explanation:

`(x-1)^2=50 \\ \\ x-1=\pm 5√(2) \\ \\ x=1 \pm 5√(2)`