HELPPP QUICK!! let f(x) = -.5(x-8)^2 - 2. what is the average rate of change for the quadratic function from x = -4 to x = 8

Issof claims that the scale factor is 1/2. which statement about his claim is correct

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.