1. The radius of a circle is 10 inches. What is the Circumference? Round to the nearest tenth.

Sketch one cycle if the cosine function y=2cos2theta

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?

Find the distance between the pair of points a(-1,8) and b(-8,4)