# Ex: Find the Gradient of the Function f(x,y)=xy

This video explains how to find the gradient of a function of two variables.   The meaning of the gradient is explained and shown graphically.

# Ex: Find the Gradient of the Function f(x,y)=e^(2x)sin(3y)

This video explains how to find the gradient of a function of two variables.

# Ex: Find the Gradient of the Function f(x,y)=5xsin(xy)

This video explains how to find the gradient of a function of two variables.   The meaning of the gradient is explained and shown graphically.

# Ex: Use the Gradient to Find the Maximum Rate of Increase of f(x,y)=(4y^5)/x from a Point

This video explains how to use the gradient of a function of two variables to determine the maximum rate of a function of two variable from a given point.  The results are explains graphically.

# What is Calculus?

This video give a brief introduction to Calculus.  It also provide an example of an instantaneous rate of change from a graph and the meaning of area under a function.

# Determine When a Walker and A Runner Will Meet on a Track

This video explains how to determine when a walker and a runner will meet when moving in opposite directions on a 1/4 mile track.

# Ex: Determine How Much Faster a Car Can Travel 100 mile going 65 mph than 55 mph

This video determine how much time is save by driving 100 miles at a rate of 65 mph rather than at a rate of 55 mph.