Not all functions have inverse functions. Those that do are called invertible. For a function f: X → Y to have an inverse, it must have the property that for every y in Y, there is exactly one x in X such that f(x) = y.
Answer:
B.
Step-by-step explanation:
20-16= 4 (point increase)
4/16= 25%
25% increase.

6.25 feet. The formula is:
Answer: D. 32
Step-by-step explanation: 64^(5/6)=32 just trust me
I hope these images will clear your doubts...
<em>By </em><em>Benjemin</em>