Question

Which are the roots of the quadratic function f(q) = q2 – 125? Select two options.

q = 55 StartRoot 5 EndRoot
q = -5Negative 5 StartRoot 5 Endroot
q = 33 StartRoot 5 Endroot
q = -3Negative 3 StartRoot 5 EndRoot
q = 2525 StartRoot 5 EndRoot

Answer 1

q = ±5√5

Explanation:

q² - 125 = 0

q² = 125

q = ±√(5 * 25)

q = ±5√5