Which of the following is an arithmetic sequence? 1/2, -1/2, 1/2, -1/2 ... 12, 4, 4/3, 16/3 ... 1/2, -1/2, -3/2, -5/2 ... 2, 4, 8, 16, ...

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?