Question

if the product of two zeroes of polynomial 2xcube + 6xsquare -4x +9 is 3 than find its third zero

Answer 1

let the zeros of polynomial be a b and c
the ab=3

so as per the coefficient and zeros relation
abc= -d/a
so, ab*c= -9/2
3*c = -9/2
c= -9/2*3
c= -3/2
it is your answer