Exponential and Logarithmic Functions

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In this video, Salman Khan of Khan Academy solves another proof with logarithms.

In this video, Salman Khan of Khan Academy solves another proof with logarithms.

In this video, Salman Khan of Khan Academy solves a proof with logarithms.

A helpful scientific calculator that runs in your web browser window.

In this video, Salman Khan of Khan Academy introduces you to logarithms.

Excellent site showing examples of algebra, trig, calculus, differential equations, and linear algebra.

Properties of logs

Very extensive help sheet that contains everything from simple derivative/integration formulas, to quick explanations of advanced derivation and integration techniques.

Several example problems and tutorials dealing with differential calculus

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, ....