by definition, (f◦f^-1)(x) = x
So, B is correct.
Similarly, (f^-1 ◦ f)(x) = x
For the function f(x) = x2 - 12, find (f o f-1)(4)
A. 0
B. 4
C. 6
D. 10
A
1 answer
A. 0
B. 4
C. 6
D. 10
A
1 answer