Excellent site showing examples of algebra, trig, calculus, differential equations, and linear algebra.
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Paul's Online Math Notes
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Review your math as you progress from one marking period to the next.
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Edhelper.com
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Interactive tutorial and explanation involving qudratic functions (graphing and equations).
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Analyze Math
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The perfect study site for high school, college students and adult learners. Get help to do your homework, refresh your memory, prepare for a test, ....
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SOS math
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like what i did wrong in my steps.
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Tutor.com
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i'm not sure if my answer for this equation is correct. the question asked: to solve for the equation; find all real solutions -(x-5)^2+16=0
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Tutor.com
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A selection of answers from the Dr. Math archives.
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Ask Dr. Math
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A Calculator sufficient for advanced algebra and trigonomic functions.
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Math Open Reference
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