Without using 10, show (prove)that for any whole number n and any positive number y, (y^-1)^n=y^-n

What is (28 + 7 + 6 + 3) x 1/2 show your work

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

What is the circumference of the pie