[PICTURE ATTACHED] HELP PLEASE

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?

Jonah buys a television that costs $445. sales tax in his state is 7 percent. which of the following expressions represent the amount of tax on the television?