A person is playing a video game where the number of aliens that appear on a level triples each time from the previous level. Levels start at 0 and on Level 0 only 5 aliens appear. A.)How many aliens appear on the Level 2?
B.) What formula is used to find each number of aliens

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.