# How To Find Increasing And Decreasing Intervals On A Graph Interval Notation 2021

**How To Find Increasing And Decreasing Intervals On A Graph Interval Notation 2021**. To find the an increasing or decreasing interval, we need to find out if the first derivative is positive or negative on the given interval. Click to see full answer.

Click to see full answer. To find the an increasing or decreasing interval, we need to find out if the first derivative is positive or negative on the given interval. I can find all of the roots of a polynomial.

### I Can Find All Of The Roots Of A Polynomial.

Click to see full answer. To find the an increasing or decreasing interval, we need to find out if the first derivative is positive or negative on the given interval.