Let g(x)=x^2-2x-5 and find the values of x that correspond to g(x)=3

Answer 1

if g(x) = x² -2x -5 = 3

Then

x² -2x -8 = 0 you can factor into (x+2)(x-4) = 0

So,

x = 4 and -2 satisfy the requirement