Question

Solve y = x2 + 23 for x

Answer 1

±sqrt(y-23) = x

Explanation:

y = x^2 + 23

Subtract 23 from each side

y-23 = x^2+23-23

y- 23 = x^2

Take the square root of each side

±sqrt(y-23) = sqrt(x^2)

±sqrt(y-23) = x