The volume of a cylinder is 49 pi in.3 and the height of the cylinder is 1 in. What is the radius of the cylinder?
The radius of the cylinder is
in. (Simplify your answer.)

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Pranza plotted point a in the coordinate plane below.