M 2 = aº, m 3 = bº, m 41
a
b
a + b
a-b

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary