Question

Solve the equation (x – 2)^2 – 1 = 13 symbolically. Leave your answer in radical form.

Answer 1

x = square root of 13

Explanation:

x^2 + 4 - 1 = 13

x^2 + 3 = 13

subtract 3

x^2 = 13

square root x^2 and 13

x = square root of 13

Hopefully this helps you understand this concept.