Question

Y=x^2-x-30
find the zeros of the quadratic function

Answer 1

Answer: x = 6 or x = -5

Work Shown

x^2 - x - 30 = 0

(x - 6)(x + 5) = 0

x-6 = 0 or x+5 = 0

x = 6 or x = -5

A trial-and-error process was used to factor. An alternative route would be to use the quadratic formula.