Question

if the expression x^3 +ax+b is divided by x+1 and x+2 . and it gives the same remainder 12 solve the equation x^3 +ax +b

Answer 1

put the value of x+2=0
orx=-2
-2power(3)+a(-2)+b=0
-8+-2a+b=0
or. 8+2a-b=0
2a-b=8

Answer 2

Step-by-step explanation:

I hope this helps

This is the correct solution