Answer:
It would be 5
Explanation:
Given quadratic function: f(x) = x^2 - 4x - 5
Factor the quadratic expression:
f(x) = (x - 5)(x + 1)
Set each factor equal to zero:
x - 5 = 0 --> x = 5
x + 1 = 0 --> x = -1
Therefore, the solutions to the quadratic equation are x = 5 and x = -1.