(-4) + (-5) =
I’m confused

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

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.

16 more than the product of 5 and p