Question

Find the value of "p" for which (x+2) is a factor of the polynomial f(x) =2x^3+Px^2 +x-10

Answer 1

Answer:

Step-by-step explanation:

X+2=0

X=-2

Put this in equation

2x^3+px^2+x-10=0

2(-2)^3+p(-2)^2+(-2)-10=0

2×-8+p×4-2-10=0

-16+4p-12=0

-28+4p=0

4p=28

P=28÷4

P=7