Question

Find the zeroes of the polynomial 2xpower4 -9x power3+5x power 2+3x-1 if two of its zeroes are

Answer 1

$2 {x}^{4} - 9 {x}^{?3} + 5 {x}^{2} + 3x - 1 \\ = (x - 1)()()()$
x=1