Pls help me this is a serious test. 10 points and I will rate well!

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Which number completes the system of linear inequalities represented by the graph? y > 2x – 2 and x + 4y >

Which figures are polygons? select each correct answer. figure a figure b figure c figure d