Answer:
A) log(jk2y = 7log i + 2logk
Step-by-step explanation:
 
        
             
        
        
        
Answer:
He gained 150 pencils
Step-by-step explanation:
So this person had 75 pencils and now has 225? 
If so, this is just a subtraction problem! 
Steps:
1. 225-75=150
--Subtract how many pencils he had from how many he has now to see how much he gained
This person gained 150 pencils. 
Hope this helped!! :) 
 
        
             
        
        
        
Answer:
all real numbers
Step-by-step explanation:
The domain is the input values
All values for x are valid as inputs to the function
 
        
             
        
        
        
Answer:
15 4/4
Step-by-step explanation:
 
        
             
        
        
        
Answer:
last one or d
Step-by-step explanation:
because she has less then 324