Using both the rotation matrices earlier in this lesson and your matrix calculator, find each determinant.

det= [ -1 0

0 -1 ]

det= [ 0 1

-1 0 ]

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Asphere has a diameter of 10 in. what is the volume of the sphere?