Math Medics
S.o.s. Math: Method of Variation of Parameters
This lesson shows how to solve a nonhomogeneous second order linear equation using variation of parameters and the Wronskian method.
Mathematics Archives
Math Archives: Visual Calculus: Families of Parametric Equations
This site gives an example of parametric equations. The site also gives an animation of how the curve is drawn. Requires the use of Live-Math plug-in, which is free.
Other
Glenn Turner: Gyroscope Math Page
The mathematics associated with gyroscopes can be investigated through this interactive page. Users enter critical parameters about gyroscopes and rotational motion descriptors are given.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Equation of a Sphere
Learn about how many points determine a unique sphere and how many points are needed to create a family of spheres. Dr. Rob works out the equation of a family of spheres given three points and then the equation of a unique sphere can be...
Texas Instruments
Texas Instruments: Behaviors Quadratic Functions
This StudyCard set teaches and tests on the quadratic function. Shows connection between the function parameters and the resulting geometric behaviors of the quadratic function. Use with Foundations for College Mathematics, ch. 2.5, 9.1.
Mathematics Archives
Math Archives: Visual Calculus: Families of Exponential Functions
This site shows a visualization of families of exponential functions.
Wolfram Research
Wolfram Math World: Altitude
This site from Math World describes the altitude of a triangle, and shows how to find these altitudes using the parameter and positions of the vertexes and angles of the triangle. The site gives other interesting formulas involving the...
Wolfram Research
Wolfram Math World: Exponential Decay
MathWorld provides the equation for exponential decay and an explanation of the variables of the equation.
TeachEngineering
Teach Engineering: How Far Does the Robot Go?
Students practice their multiplication skills using robots with wheels built from LEGO MINDSTORMS NXT kits. They brainstorm distance travelled by the robots without physically measuring distance and then apply their math skills to...
Khan Academy
Khan Academy: Interpret Change in Exponential Models: With Manipulation
Solve problems interpreting change in exponential models with manipulation.
Khan Academy
Khan Academy: Interpret Change in Exponential Models: Changing Units
Given a function that models an exponential situation, rewrite the function in order to find its change for a different time unit. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Algebra: Comparing Linear Functions Word Problems
Compare features of two real-world relationships that can be modeled by linear functions, where the functions are represented in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Khan Academy
Khan Academy: Algebra I: Linear Equations Word Problems
Solve word problems about real world relationships that are given in formulas. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Interpret Change in Exponential Models
Given a function that models an exponential situation, find the factor by which the quantity changes per unit time interval. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Soft Schools
Soft Schools: Number Line Worksheet
Generate a worksheet where a number line is given and students find a point or fill in the line. You have the option to use decimals, show answers, and change the parameters of the number line.