Question

Use remainder theorem to compute the remainder when $f(x) = x^{4} -3x^{3} -7x^{2} -2 is divided by g(x)=x-3$

Answer 1

when gx=x-3

on putting x=3we can find its remainder

so according to remainder theorem

3^4-3^4-7×3^2-2

-63-2

-65