If the outlier is excluded from the following data set, what happens to the mean? 110, 112, 109, 112, 21, 108, 110, 111, 108

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12