If x = p cos θ, y = q sin θ, then p²x² + q²y² - p²q² =

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

If a is a nonzero real number then the reciprocal of a is