Answer:
1) Ben, 2)
, 3)
, 4) 
Step-by-step explanation:
1) Ben has a higher rate of memorization, since the coefficient of the second power is lesser than the one from Alice.
2) The number of words can be estimated by integrating the function:
Alice


Ben




3) The average amount of words per minute is:


4) The average amount of words per minute is:


Answer:
-2/5
Step-by-step explanation:
y2-y1
-------- is -2/5 . after . u plug the 2 pairs
x2-x1
Answer:
41/8
Step-by-step explanation:
Joel can read 9.66 pages in a day while the others can't.