Answer:
2 * (i^6) * (3 * i) =
- 6 i
Step-by-step explanation:
 
        
             
        
        
        
Yes, this question is statistical because the temperature in North Carolina is a number based of temp which makes it a statistical number.
        
             
        
        
        
Answer: 0.4 meters per hour.
Step-by-step explanation:
The rate of change of distance with respect to time is known as speed.
Formula :
Given : It's raining outside, and after 1 hour of rain, the water level in Jake's pond is 2 meters. After 3 hours, the water level is 2.8 meters.
i.e. Change in position= 2.8-2=0.8 meters
Change in time = 3-1=2 hours
i.e. 
Hence, the rate of change =0.4 meters per hour.
 
        
                    
             
        
        
        
Answer:
line HJ, because line with slope 1/2 is AB=2/4=1/2.
AB is perpendicular to HJ, because it forms right angle