Does anybody know where there are good precal videos?

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I just need help before a quiz on multiplying trig values. Is multiplying just like adding and subtracting?

Dec 9th, 2014

https://www.khanacademy.org/math/precalculus

The Khan Academy has excellent videos that can help with not only precal but tons of other types of math. The site is easy to use, and the information is easily understood.

Hope this helps!

Dec 9th, 2014

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Dec 9th, 2014
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Dec 9th, 2014
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