Marie P.

Hey I'd really appreciate some help with this problem please. Kathie and her friend Tia are on their motorcycles heading north to Springfield on the same straight highway. Kathie leaves from a point 115 miles south of Springfield at 10:00 A.M., and Tia le...

Ronelio invests $29,000 in two one-year certificates of deposit. One certificate pays 4%, and the other pays 4.75% simple interest annually. (a) Construct a model for the total interest I(x) Ronelio earns in one year on his investments. (Let x represent t...

A tire company determines that to manufacture a certain type of tire, it costs $9000 to set up the production process. Each tire that is produced costs $21 in material and labor. The company sells this tire to wholesale distributors for $49 each. (a) Find...

When modeling data we make ______ plot to help us visually determine whether a line or some other curve is appropriate or not.

A polynomial function P is given. P(x) = x4 − 13x2 + 36; [−6, 6] by [−260, 260] Find all solutions of the equation P(x) = 0. (Enter your answers from smallest to largest.)

A researcher performs an experiment to test a hypothesis that involves the nutrients niacin and retinol. She feeds one group of laboratory rats a daily diet of precisely 36.12 units of niacin and 30,080 units of retinol. She uses two types of commercial p...

If $15,000 is invested at an interest rate of 10% per year, compounded monthly, find the value of the investment after the given number of years. (Round your answers to the nearest cent.) a. 6 years b. 12 years c. 18 years

A printing company determines that to print a large format poster, it costs $75 to set up the production process. Each poster that is printed costs $22 in material and labor. The printing company sells these posters to marketing firms for $60 each. Find a...

When p is an odd positive integer, then the graph of the power function f(x)=x^p is similar to the graph of y=??

Find the equation of the circle with endpoints of diameter (-1,3) and (7, -5)