SOLUTION: HI, I'm having trouble solving and figuring what to do in this problem: Find all the real zeros of f(x)= x^3 - 4x^2 - 11x + 30 Thank you.

Algebra ->  Equations -> SOLUTION: HI, I'm having trouble solving and figuring what to do in this problem: Find all the real zeros of f(x)= x^3 - 4x^2 - 11x + 30 Thank you.       Log On


   

Question 1027174: HI, I'm having trouble solving and figuring what to do in this problem:
Find all the real zeros of f(x)= x^3 - 4x^2 - 11x + 30
Thank you.
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
If you are reminded of Rational Roots Theorem and synthetic division, do you know what to do?

Check possible roots -1, -2, -3, -5, -6, -10, -15, 1, 2, 3, 5, 6, 10, 15; and maybe -30 and 30.