An example would be using points
(0,0)(1,2)(7,14)(10,20)
it is a function because each input has only one input.
or
using the vertical line test none of the points are on the same line
        
             
        
        
        
Answer:
1/x^3
Step-by-step explanation:
foil method
 
        
             
        
        
        
The answer is (5,3). You need to equal both sides out. So 5x-22=4x-17. That will give you x=5. After that you substitute 5 for x in one or both of the equations and get that y=3. Hope this helps!
        
                    
             
        
        
        
75% of 60
OF MEANS times
75/100 * 60
180/4
45 
the answer is 45