Answer:
the composition of the expression [g-f.h](x) is g(x)=5x2
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Looking at the information given, the average or mean lowest prices and standard deviations for the two cities are given. The standard deviation is a measure of variability. It is used to determine how far the values in the data are from the mean. A lower standard deviation means that the values are closer to the mean. A higher standard deviation means that the values are farther from the mean.
Since 0.07 is lower than 0.23, the correct statement that is true about their gas-price data is 
Raquel's data are most likely closer to $3.42 than Van's data are to $3.78.
 
        
                    
             
        
        
        
Answer: 
7 wks, 181 lbs
Step-by-step explanation:
160+3t=195-2t
160+5t=195
5t=35
t=7 weeks
160+3(7)=195-2(7)=181 pounds