Question

obtain all the zeroes of 3x4+6x3-2x2-10x-5 , if 2 of its zeroes are root 5/3 and -root 5/3.

Answer 1

All the zeros of the polynomial are

$\sqrt{ \frac{5}{3} }$

$- \sqrt{ \frac{5}{3} }$

$- 1$