Question

Anyone can teach this staff to me?

Answer 1

\[f(x)=x^4-2x^3+x^2+4x-8\]I need to find the zeros.

Answer 2

(Peace by peace please)

Answer 3

I can't but @phi is really good at explaining functions

Answer 4

ty

Answer 5

use hit and trial method

Answer 6

Idk that method.

Answer 7

or idk what you are referring to by that.

Answer 8

(Also, if you can, I have a different question, ENGISH, http://openstudy.com/study#/updates/52ab2b02e4b06f76d892e13d)

Answer 9

put values of x randomly say 1 or 2 or -1. until you get zero

Answer 10

that would take for ever...

Answer 11

Whatever, I'm out forget about it....

Answer 12

this is the simplest method