Question

How Do you find the Zero's of a function such as y=2x^3 - 9x + 3?

Answer 1

0=2x^3-9x+3

Answer 2

\[\frac{\pm1,3}{\pm1,2}\]

Answer 3

try each of them out

Answer 4

cant use quad formula

Answer 5

crap cubic

Answer 6

use remainder theorem

Answer 7

then use synthetic division

Answer 8

y=2x^(3)-9x+3

This polynomial has no integer roots that can found with the rational root test.
No integer roots.