9(2a – b)2 – 4(2a – b) – 13

1. what is the measure of ∠abc? what is the measure of ∠abd?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Select a graph that have an equation with a < 0