f(x) = x^2 + 5x - 1
f(x) = -1
By setting the two equations equal to each other:
x^2 + 5x - 1 = -1
x^2 + 5x = 0
Factor out x:
x(x + 5) = 0
Setting each factor to zero:
x = 0, x = -5
Therefore, the solutions for f(x) = -1 are x = 0 and x = -5.
f(x) = x^2 + 5x - 1
f(x) = -1
By setting the two equations equal to each other:
x^2 + 5x - 1 = -1
x^2 + 5x = 0
Factor out x:
x(x + 5) = 0
Setting each factor to zero:
x = 0, x = -5
Therefore, the solutions for f(x) = -1 are x = 0 and x = -5.