Answer:
- The function is a linear function. 
- The function changes at a constant rate.
Step-by-step explanation:
The degree of x is 1, so the function is a linear function.
The coefficient of x is -90, a constant rate of change that is negative, so the function is <em>decreasing</em>.
 
        
             
        
        
        
The length of each side of a square is 3 in. more than the length of each side of a smaller square. The sum of the areas of the squares is 149 in. $^{2} .$ Find the lengths of the sides of the two squares.
        
             
        
        
        
Answer:
 210 staples in each strip. 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
4,950
Step-by-step explanation:
45 x 110 = 4,950
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Given
Suppose side face have a dimension of l\times l 
and width of h
volume 

volume 
Area of side wall is 
Area of top Wall 
Area of bottom 
Cost of bottom wall 
Cost of top wall 
Cost of side walls 
total cost 


differentiate C w.r.t l to get minima or maxima






Dimension of Box is 