Your mom gave you $100 to go shopping at the mall. she told you purchase yourself some new shirts. american eagle is having a sale today where shirts are just $11.50 each define the variables and function rule

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.

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

Find the value of x. give reasons to justify your solutions! l, m ∈ kn