I need help will give

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

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 range for 31,39,29,34,37,24,36,33,34,28