f(x)=(x-6)^2-12.25 what are the zeros of the function

Answer 1

(x - 6)² - 12.25 = 0

(x - 6)² = 12.25

x - 6 = √12.25

x = √12.25 + 6

There is a positive and a negative √12.25.

√12.25 = ±3.5 ⇒

x = 9.5 or 2.5

Test the solutions. Both values of x satisfy the equation.