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Happy Valentines
(approximation) Day!
Feel the "Love & Mathematics"
Find the exact value of each of the following ...
Thinking beyond...
by flickr user carf
Get ready for a
little mental math ...
Solve each of the following on the interval [0, 2π].
Solve each of the following on the interval [0, 2π].
Solve each of the following on the interval [0, 2π].
Solve each of the following for x R.
Solve each of the following for x R.

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Pre-Cal 40S February 13, 2009