How do I do standard deviation?

Expand if necessary, combine like terms (x+2) (x+2)

Bailey writes the expression g2 14g 40 to represent the area of a planned school garden in square feet. if g = 5, what are the dimensions of the school garden?

A box holding pennies, nickels and dimes contains thirteen coins with a total value of 83 cents. How many coins of each type are in the box? (These are US coins; a penny is 1 cent, a nickel is 5 cents, and a dime is 10 cents.)

The car can travel 9 meters in a second the track is 36 meters long hoe many seconds will it take the car to make it around the track

3 1/2 divided by 1/6

Evalulate (m divided by p)) divided by n for m=1/4, n=4/5 and p=5

Ten boys share 7 cereal bars equally. what fraction of a cereal bar does each boy gets?

find the zero (s) of the function 2x^2 - x-10

Which shows three ordered pairs that are all solutions of the equation y = x + 8? A. (0, 8), (1, 7), and (2, 9) B. (1, 8), (2, 16), and (3, 24) C. (1, 9), (3, 11), and (5, 13) D. (8, 0), (9, 1), and (10, 2)

The distance between 4 and 11 is