Answer:
<h3>a1 = 63</h3><h3>an = 3(22-n) .........</h3>
 
        
             
        
        
        
Answer:
The inequality is shown in figure attached.
Since z < 11 , so there will be an open circle on 11 and number line will be shaded (arrow) on left side of 11.
Step-by-step explanation:
We need to graph the inequality z< 11
The inequality is shown in figure attached.
Since z < 11 , so there will be an open circle on 11 and number line will be shaded (arrow) on left side of 11.
 
        
             
        
        
        
Answer:
abcdefghijklmnopqrstuvwxy and z
Step-by-step explanation:
 
        
             
        
        
        
Answer:

Step-by-step explanation:
The given relation is

where  is the portion of walkway in which the person walks
 is the portion of walkway in which the person walks
Rearranging the equation we get

The length of the portion of the walkway labeled  is
 is  .
.