solution to the logarithmic triangle
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kolay hesap vs zor hesap
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the sine triangle problem
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solving tan(1/x)=1/tan(x)
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7 factorials you probably didn't know
33:03
How to solve exponential equations (10 examples from easy to hard!)
14:47
An Exact Formula for the Primes: Willans' Formula
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exact value of sin(3 degrees)
16:33