Single Variable Calculus

Session 45: Some Easy Integrals

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Overview

We now know how to find the area under the graph of y=x^2. We can easily find the areas under the graphs of y=x and y=1. This allows us to guess a formula for the area under the graph of y=x^n.

Lecture Video and Notes

Video Excerpts

Clip 1: Simple Definite Integrals

Clip 2: Summary of Examples

Worked Example

Integral of |x|

• Problem (PDF)
• Solution (PDF)

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