Order the group of quadratic functions from widest to narrowest graph. y=-9x^2, y=1/3x^2, y=-1/2x^2

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.

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap