Lisa richter deposited $5,000 at 4% compounded semiannually for three years. at the beginning of the fourth year, lisa deposited $2,500. what would her balance be at the end of five years assuming she is still earning 4% compounded semiannually? $5,131 $8,131 $8,800 $8,800.99 none of these

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

3

step-by-step explanation: