Question

Consider the quadratic function y=x^2-4x-5. how many solutions does the equation have

Answer 1

Hello from MrBillDoesMath!

Answer:

Two solutions

Discussion:

y = x^2 -4x -5 = (x-5)(x+1)

so it has two solutions ( x = 5 and x = -1)

Thank you,

MrB