Which point could be removed in order to make the relation a function? (–9, –8), (–{(8, 4), (0, –2), (4, 8), (0, 8), (1, 2)}

()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

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?