Applets
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Graphers | Regression Tools | Matrix and Linear Algebra Tools | Probability and Statistics Tools | Calculus Tools | Math of Finance Tools | Miscellaneous Instantly gives you the equation of the line or exponential curve through two points, and also the best-fit (regression) line, polynomial and exponential curve using up to 16 data points (10 digit accuracy). Graphs it too. (Yes, we got Javascript to draw graphs!)
On-Line Mathematics Utilities
Laurie Penney, a teacher at Willard School in Concord, Mass., was a participant at the 2011 Illuminations Summer Institute. As a follow-up to the lesson How Many Each? , which she created during the institute, she recently helped to develop Illuminations’s newest online activity, Quotient Café .
Illuminations: Applets, Games, & Activities
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ExploreLearning - Interactive Math and Science Simulations.
Interactivate - Online Applets
Enter a set of data points, then derive a function to fit those points. Manipulate the function on a coordinate plane using slider bars. Learn how each constant and coefficient affects the resulting graph. Related Topics: algebra, cartesian coordinate, coordinate, coordinate plane, coordinate system, cosecant, cosine, cotangent, curve fitting, data plot, deviations, exponential, exponents, function properties, functions, graph, grouping, integers, intervals, inverse, linear equations, linear functions, logarithm, multiplication, parabola, polynomial, positive part of the operand, pre-calculus, range, secant, sine, slope, tangent, trigonometry