Answer: 44 Crayons
Step-by-step explanation:
 
        
             
        
        
        
Answer: 
72 students
Step-by-step explanation:
1. change 60% to decimal= 0.6
2. multiply 0.6 by 120
3. 72
 
        
             
        
        
        
Part a)
a) The given function is

We let 

Interchange x and y.

Solve for y;



Part b) The range of f(x) refers to y-values for which f(x) exists.
The range of f(x) is 

This is because the function is within y=-3 and y=3.
c) The range of 

is 

The domain is -3≤x≤3 
This is because the domain and range of a function and its inverse swaps.
Part d) The graph is shown in the attachment.
 
        
             
        
        
        
Answer:14 hrs and 25 mins
Step-by-step explanation:
 
        
             
        
        
        
Answer:
there is no value its letter 
Step-by-step explanation: 
 there is no value to a letter duh