Answer:
welll the answer is 32.5 as used in the expression
Step-by-step explanation:
-2.5 plot it on a line graph then cooridinate the x and y axis to 35 and add the summ up to get 32.5
Answer:

Step-by-step explanation:
Given
t = 2 to 7
Required
Find the average speed over these intervals
The function is not given; so, I'll represent the function as s(t)
When 

When 


This gives:

