Cassie has 257 nickels and quarters worth a total of $39.05. find how many nickels, n, and how many quarters, q, cassie has. equation 1: __ equation 2: __ n=__ q=__

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

A+b= 17, ab=70, find the value of |a-b|