Question

if x^4 + px^3 +2x^2 -3x + q divisible by x^2 - 1, find value of p and q

Answer 1

Answer:

Since x^4 +px^3 +2x^2 - 3x+q....

(i)

is divisible by x^2 - 1,then when we put ;

x=1 in the equation (i), we get

p+q=0