Wednesday, December 16, 2009
WolframAlpha Gives Math Solutions Quickly
Type your math problem into the box above and get a solution quickly. If the problem is to graph a linear equation, simply type "plot y=2x+7" or "graph y=(-1/3)x-4".You can also graph 2 or more linear equations by adding an "and" between the linear equations. Ex. "plot y=2x+7 and y=2x-3". This example will show two lines that are parallel because their slopes are the same. Try entering 2 points to graph a line, get the equation of that line and the slope. Other things you might try are factoring polynomials, expanding binomials and simplifying expressions. By clicking on the title you will be directed to WolframAlpha website where you can find many examples of math, science and other subjects.
Sunday, December 6, 2009
Saturday, December 5, 2009
Algebra Homework Help with Free Tutoring
Pre-Algebra, Algebra I, Algebra II, Geometry: homework help by free math tutors, solvers, lessons. Each section has solvers (calculators), lessons, and a place where you can submit your problem to free math tutors. The free math tutors solve over three problems for every four submitted. Most sections have archives with hundreds of problems solved by the tutors. Lessons and solvers have all been submitted by our contributors!
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