**Let's look back at some of the critters we graphed in the last section and find the intervals where they are increasing and decreasing.**

**Increasing? Pierre the Mountain Climbing Ant is walking uphill... Remember that Pierre always walks from left to right for these.**

f is increasing on | . |

*** Remember to answer with interval notation using x values.**

**Why did we leave the -5 out? Because the graph doesn't even exist there!**