Ant Colony A: The function a(x) = 210(1.12)x represents the number of ants in Ant Colony A, x days after an experiment starts. There is also a table provided for Ant Colony A on the whiteboard. Ant Colony B: There is a graph on the whiteboard that represents the number of ants in Ant Colony B during the same time period.

1. Find the growth rate of colony B

2. Use 1-2 complete sentences to compare the growth rate of ant colony A with ant colony B.