Question

if -3 and 3 are two zeros of 2 x 4 - 7 x cube minus 13 x square + 63 X - 45 then find all the zeros of the given polynomial

Answer 1

Since - 3 & 3 are two zeroes of polynomial.
So x+3=0 & x-3=0
(x+3)(x-3)=
${x}^{2} - 9$