Question

find the remainder when x4+x3+x2-x+1 is divided by x-1?

Answer 1

❤x-1=0
x=1

x4+x3+x2-x+1
(x)=1
(1)4+(1)3+(1)2-(1)+1
1+1+1-1+1
3-1+1
2+1
3
3=0
•THE REMAINDER OF THIS EQUATION IS=(3)