Question

what is the remainder when 2x³ - 2x² + x - 1 is divided by (x - 1)?

Answer 1

Zero of x-1 is 1
Putting the value of 1 in the equation we get:
2x1^3-2x1^2+1-1=
2-2=0

Answer 2

Hello !!

2x² + 1
x - 1 |--------------------------|
| 2x³ - 2x² + x - 1
| 2x³ - 2x²
____________________
x - 1
x - 1
____________________
0

.°. remainder is 0

thanks