How do you test this series for convergence or divergence? 4/7 - 4/8 + 4/9 - 4/10 + 4/11 -

Which is the completely factored from of xy^3-x^3y

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

What does the sign of the slope tell you about a line?