99 ! the side length, s, of a cube is x – 2y. if v = s3, what is the volume of the cube? a. x^3 – 6x^2y + 12xy^2 – 8y^3 b. x^3 + 6x^2y + 12xy^2 + 8y^3 c. 3x^3 – 6x^2y + 12xy^2 – 24y^3 d. 3x^3 + 6x^2y + 12xy^2 + 24y^3

Ihave trouble finding the nth term of a linear sequence

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

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds. then use the distributive property and mental math to evaluate the expression.