Solve: 7m + 12 = −4m + 78

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

The function models the number of accidents