Y= 2x +6
-2y + 4x = 12

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Item 1 solve for s. s+24=90 −114 −66 66 114

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?