(T^3 - T)/a = b make T the subject of the formula

What is the pattern in the values as the exponents increase?

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.

What is the measure of sty in oo below? 130 310 230 50