Question

f(x)=x^3-10x^2+29x-20
factor the polynomial f(x). Then solve the equation f(x)=0

Answer 1

Refer to the attached plot.

Answer 2

Thanks for the picture rob, but how do I factor this equation? :/

Answer 3

Notice that the curve crosses the x axis at 1, 4 and 5.
f(x) =(x - 1) (x - 4) (x - 5) ?

Answer 4

Alright! thanks!

Answer 5

You're welcome.