Answer my question fast will mark brainliest

if -1 and 2 are two zeroes of the polynomial 2x^3 -x^2 - 5x -2, find its third zero.

let the third factor be a

(x+1)(x-2)(a)=2x^3-x^2-5x-2

(x^2-x-2)(a)=2x^3-x^2-5x-2

a=(2x^3-x^2-5x-2)/(x^2-x-2)

a=2x+1

third zero = -1/2

HOPE THIS WILL HELP U

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.