The two graphs show models characterized by exponential decay representing the area covered by two different algae blooms, in square yards, w weeks after
different chemicals were applied.
600
A
500
400
area in square yards
300
200
100
O
1 2 3 4 5 6
time in weeks
Which algae bloom (red triangles or blue circles) covered a larger area when
the chemicals were applied? How do you know?