Question

If 2 zeroes of the polynomials p of x is c cube + 2x square - 9x - 18 are 3 and-3 find the other zeroes of the polynomial

Answer 1

Answer:

-2

Step-by-step explanation:

Let the unknown root be β

In a cubic polynomial ax³+bx²+cx+d=0 the product of the roots is -d÷a

3×(-3)β=18

β=-2