Question

Evaluate x 1 - x -1 + x 0 for x = 2 a) 0 b)1/2 c)1 1/2 d)2 1/2

Answer 1

To solve, substitute the values of x with 2.
(2)^1 - (2) - 1 + 2^0 = 0.
The answer would be a)