For the polynomial function ƒ(x) = 9 − x2, find all local and global extrema. The only extrema point is (0, 9).

The local and global extrema are: (−3, 0), (3, 0) and (0, 9).

No global extrema exist.

No local extrema exist.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?