Eliza started her savings account with $100. Each month she deposits $25 into her account. Write the function that describes the relationship between the amount Eliza deposits and the total amount in her account. Then, determine the average rate of change in the account from the 2nd month to the 10th month.

Question

triciaal · Answer

$total = $100 + $25 *x    where x is the number of months

triciaal · Answer

when x = 2 what is the total?
when x = 10 what is the total?
rate of change  from the 2nd to the 10th month = f(10) -f(2) divided by (10 - 2) = the change in total amount / number of months for change

anonymous · Answer

thank you so much omg

triciaal · Answer

you are welcome