What is the absolute deviation from the mean for the following values

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Find cot x if sin x cot x csc x = √2