The function below represents the number of zombies, n, where t is the number of years since the zombies gained control of earth:

n(t) = 300 · 2-t/8

is this exponential growth or decay? explain using your understanding of the properties of exponents. (to type exponents, use the ^ key.)

Question 2 (essay worth 10 points) (03.02 mc) in δabc shown below, point a is at (0, 0), point b is at (x2, 0), point c is at (x1, y1), point d is at x sub 1 over 2, y sub 1 over 2, and point e is at the quantity of x sub 1 plus x sub 2 over 2, y sub 1 over 2: triangle abc is shown. point d lies on segment ac and point e lies on segment bc. a segment is drawn between points d and e. point a is at the origin. prove that segment de is parallel to segment ab.