# Integral Bounds of a Sum

This shows how to create an upper and lower bound of a sum using integrals. This sum is represented by the area under bars of width 1 and height given by the terms in the series. Select in the input bar at the bottom.

**Show lower bound**or**Show upper bound**to see the integrals that will bound the function. You can change the function being summed by writing e.g.## New Resources

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