How many proportional relationships are shown in the coordinate plane below? Choose 1 Choose 1

Which of the following is not a subset of {1,2,3}?

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?

Which expression is equivalent to 64 - 9x^2?