Answer: 
Step-by-step explanation:
Given

We can write it as

Express x in terms of y

Replace y be x to get the inverse

To prove, it is inverse of f(x). 

So, they are inverse of each other.
Answer:
The answer should be C) 4x + 5x = 180
Step-by-step explanation:
Answer:
C PLEASE GIVE BRAINLIEST
Step-by-step explanation:
30 - 14 = 16girls
ratio is : 14/16 = 7/8
Answer:
9
Step-by-step explanation:
The domain is all real numbers except kπ, where k is an integer.
The range is (-∞, -1] ∪ [1, ∞)
Vertical asymtote is kπ, where k is an integer.