Question

If 2 is a zero of a cubic polynomial x3 -x 2 + ax + 4, then find the value of a.

Answer 1

Answer:

-4

Step-by-step explanation:

p(x)=x3-x2+ax+4

p(2)=8-4+2a+4=0

    =2a=-8

    =-4

mark as brainliest!!

:D