Mathematics, 07.12.2020 04:10, yunggod146
The amount of money in an account may increase due to rising stock prices and decrease due to falling stock prices. Marco is studying the change in the amount of money in two accounts, A and B, over time.
The amount f(x), in dollars, in account A after x years is represented by the function below:
f(x) = 1,264(1.09)x
Part A: Is the amount of money in account A increasing or decreasing and by what percentage per year? Justify your answer. (5 points)
Part B: The table below shows the amount g(r), in dollars, of money in account B after r years:
r (number of years)1234g(r) (amount in dollars)1,3751,512.501,663.751,830. 13
Which account recorded a greater percentage change in amount of money over the previous year? Justify your answer. (5 points)
Answers: 2
Mathematics, 21.06.2019 19:40, marshallmattah
Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297
Answers: 1
Mathematics, 21.06.2019 23:00, koryhudson8124
How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f
Answers: 1
Mathematics, 22.06.2019 00:00, oliviaclerk5
Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation, and the determine the cost if he drove it70 miles. b) what would be the cost of a car rental if the car was driven 250 miles? show work
Answers: 1
The amount of money in an account may increase due to rising stock prices and decrease due to fallin...
Mathematics, 05.05.2021 18:20
Mathematics, 05.05.2021 18:20
Mathematics, 05.05.2021 18:20
Mathematics, 05.05.2021 18:20