Question

when the polynomial 6x^3+17x^2+ax-8 is divided by x+2 , the remainder obtained is 4 ,find a

Answer 1

Answer:

hope it helps you

please mark me as brinlliest

Answer 2

Answer:

6x^3 +17x^2 +ax-8 =4

substitute x= -2

6 (-2)^3+17 (-2)^2-2a -8 =4

-48 +68 -2a-8-4=0

8-2a=0

a=4