15, 6, 12/5
Find the 8th term.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

The radius of a sphere is 3 inches. which represents the volume of the sphere?