Answer:

Step-by-step explanation:
Given


Required
The equation of the function
The given parameters means that:


Calculate the slope (m)



The equation is then calculated using:

This gives:


Open bracket

Take LCM


 
        
             
        
        
        
Answer:
1:3
Step-by-step explanation:
4:12 simplified is 1:3. for every 1 dark blue there are 3 light blues.
 
        
                    
             
        
        
        
Answer:
The answer is
<h2>126 feet</h2>
Step-by-step explanation:
Circumference of a circle is πd
Where d is the diameter
From the question
d = 40 feet
Circumference of the circle is
40π
= 125.66
= 126 feet to the nearest whole number
Hope this helps you
 
        
             
        
        
        
Answer:
a
Step-by-step explanation:
they are right
 
        
                    
             
        
        
        
Answer:
There are many. Two examples are 

Step-by-step explanation:
There are many examples. The simplest is 
1 - 

It is trivial that 

2 - 

That function is injective as well. 

An example of a function that is NOT injective is 

Notice that 
