Question

Find the values of
values of a and b so
that the polynomial
(x^4+ ax^²-7x^2-8x+b) is exactly
divisible by (x+2) as well as (x+3)​

Answer 1

The answer of your question is given in the image provided

Hope that it clears your doubt.

Answer 2

Answer:

right answer is a=2,b=12