Question

write the remainder when [x ^2 -1] is divided by (x-1)

Answer 1

Answer:

Explanation:

f(x) = x^2 - 1

x - 1 = 0
x = 1

f(1) = 1^2 - 1
f(1) = 1-1
f(1) = 0

So the remainder is 0