# Determine Absolute Error and Percent Error

This video explains how to determine absolute error and percentage error.

# Approximating Square Roots Using Division (No Calculator Required)

This video explains a process involving division that can be used to approximate square roots.

# Linear Approximation for a Function Value (Function of Two Variables)

This video explains how to approximate a function value using a tangent plane or a linear approximation.

# Tangent Line Approximation Given a Function and Derivative Function Value

This video explains how to approximate function values using a derivative value and a function value.

# Area Under a Graph Using Rectangles – Application

This lesson explains how to use rectangles to approximate the upper and lower sum of the area under a graph.  The meaning of the area is emphasized.

# Ex: Solve a Quadratic Equation Using the Quadratic Formula with Complex Solutions (Decimal Approx.)

This video explains how to use the quadratic formula to approximate the complex solutions of a quadratic equation.

# Ex: Use a Maclaurin Polynomial for sin(bx^n) to Approximate an Integral

This video explains how to find a Maclaurin Polynomial and then use the polynomial to approximate a definite integral.