# Evaluate Definite Integrals Using Desmos

This video explains how to evaluate definite integrals using desmos.com.

# Normal Distribution: Give an Area to Left/Right, Find the Area to the Right/Left

This video reinforces the idea that the area under the normal distribution curve is equal to 1.

# Ex: Approximate the Area Under a Curve Using Rectangles (Left Using Graph)

This video explains how to use rectangles to approximate the area under a curve.  The left side approximation is used.  The function values must be estimated from the graph.

# Ex: Approximate the Area Under a Curve Using Rectangles (Right Using Graph)

This video explains how to use rectangles to approximate the area under a curve.  The right side approximation is used.  The function values must be estimated from the graph.

# Ex: Approximate the Area Under a Curve Using Rectangles (Midpoint Using Graph)

This video explains how to use rectangles to approximate the area under a curve.  The midpoint aproximation is used.  The function values must be estimated from the graph.

# Determining Area Under Graphs Using Geometric Formulas

This lesson explains how to determine the area under a graph using geometric formulas.  The meaning of the area is emphasized.

# Ex: Improper Integral Involving Function with Rational Exponent to Find Area Under Curve

This video explains how to determine the value of an improper integral to find the area under a function involving a rational exponent.

# Ex: Improper Integral Involving Rational Function to Find Area Under a Curve

This video explains how to determine the value of an improper integral to find the area under a rational function.