Question

find the remander when x^3 -3x+4 is divisible by (x+1)​

Answer 1

Answer:

From remainder theorem, we know that when a polynomial f(x) is divided by (x–a), then the remainder is f(a).

Given, f(x)=x

4

+1 is divided by x+1

So, remainder =f(−1)=(−1)

4

+1=2