Determine the value of x for which (x(^2) – 1) > 0
-
A.
x 1 -
B.
-1 -
C.
x > 0 -
D.
x
Correct Answer: Option A
Explanation
x(^2) > 0
(x+1)(x-1) > 0
x > 1 or -1 > x
x < -1 or x > 1
Determine the value of x for which (x(^2) – 1) > 0
x(^2) > 0
(x+1)(x-1) > 0
x > 1 or -1 > x
x < -1 or x > 1