Solve the quadratic equation using any appropriate method.
- 2x2 + 7x - 7 = 0

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?

Your company will replace the asphalt roofs on all the buildings at the factory complex shown below. the buildings have flat roofs. you charge according to the total roof area. what is this area, in square yards?