Question

f(x)=x^5-11x^4+13x^3-143x^2+36x-396

Answer 1

Here she is

http://www.wolframalpha.com/input/?i=f%28x%29%3Dx^5-11x^4%2B13x^3-143x^2%2B36x-396+

Answer 2

i need to find the zeros though

Answer 3

They are there.....

Answer 4

where

Answer 5

Is this easier to see?

http://www.wolframalpha.com/input/?i=x^5-11x^4%2B13x^3-143x^2%2B36x-396+

Answer 6

so im guessing the zeros are
x = -2 i
x = 2 i
x = -3 i
x = 3 i

Answer 7

U have a poly in x^5 so 5 roots.

There is a real root (it is above those) of 11 as well

Answer 8

so its those. and also the real root of 11

Answer 9

Yup.