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Math TOday (13/05/2010) ខែ​ឧសភា 13, 2010

Posted by fidele007 in គណិតវិទ្យា.
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Today’s a holiday, but that doesn’t mean it’s not the time for another math challenge! Solve the following integral:

I=\int\cos2xcos4xcos8x...cos2^{n}x dx

It seems all problems are always integration, let’s tackle a different one:

Solve the following equation:


Well, have a nice holiday, everybody! 😉