A
b c
d e
f g
h
what is the midpoint of ah?

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Evaluate cos2θ for cosθ = square root of 3/2

Ineed to know the answer to this algebra question.