Answer:
30?
Step-by-step explanation:
I think its 30 because 15*2 is 30 but I really don't know im sorry
 
        
             
        
        
        
Answer:
0.4 minutes per centimeter
Step-by-step explanation:
We measure pace in units such as hours per mile or seconds per meter. A snail that crawls 5 centimeters in 2 minutes has a pace of 0.4 minutes per centimeter.
 
        
             
        
        
        
$42.50 divided by 4 is 10.625 
Than rounding that up to the nearest hundreds which is the number 2, the total is $10.63.
        
             
        
        
        
Answer:
  5i is an imaginary number
 
        
             
        
        
        
So first what you are going to do is divide synthetically your root aka factor into your given equation. Then you are going to kind of guess ands check to find the other factor by synthetically dividing what you have left which should be 
x^2 +2x +1 by -5, 5 (to make sure there is no multiplicity), 1, and -1 until you get zero in your remainder spot. The number you used to divide will be your other root.