Question

The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time.

The price f(x), in dollars, of product A after x years is represented by the function below.

f(x) = 12500(0.82)x

Part A: Is the price of product A increasing or decreasing and by what percentage per year? Justify your answer. (5 points)

Part B: The table below shows the price f(t), in dollars, of product B after t years:

(Image attached)

Which product recorded a greater percentage change in price over the previous

Answer 1

@jdoe0001 ?

Answer 2

which part do u need

Answer 3

All of them...

Answer 4

ok hold up

Answer 5

so for product a: 12500(0.82) times year 2 would be 12500(0.82)^2 would be 12500(1.62)=20,250 so therefore it would be increasing

Answer 6

Okay. :)

Answer 7

thats part \(\color{lime}A\) so we now need \(\color{red}B\) and \(\color{aqua}C\)

Answer 8

Just B, there is no C. Hah

Answer 9

well then.....

Answer 10

lol ok hold up

Answer 11

part\(\color{lime}A\) has the highest percentage of change .... if thats what its asking

Answer 12

Can you show me the work? It wants me to show it..

Answer 13

theres nothing really to show all the work is in this >> part "A"12500(0.82) times year 2 would be 12500(0.82)^2 would be 12500(1.62)=20,250 so therefore it would be increasing<<< this proves that the percentage is higher than 2550

Answer 14

Thank you. :))

Answer 15

no problem

Answer 16

sorry i was slow im doing an exam and helping u and another person

Answer 17

@bvbarmy17 you are totally wrong 12500*0.82^2=8,405.