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how to calculate sin, cos, and tan, without calculator,,,

Re: how to calculate sin, cos, and tan, without calculator,, to noor : yes,,,, it is faster,,, if i choose to use calculator..... but,,, how if you don't bring calculator to your school? it will makes you complicated,,,, right.... ?_? ;) to superXDE : yes,,, thanks but... i still confuse...
- yusuf05
- Post #4
- Jan 13, 2011
- Forum: O-Levels / GCSEs / IGCSE
Y
how to calculate sin, cos, and tan, without calculator,,,

how to calculate sin,cos,tan without calculator,,, but it is not long formula like taylor, etc... but another short formula... do u have it?
- yusuf05
- Thread
- Dec 7, 2010
- Replies: 3
- Forum: O-Levels / GCSEs / IGCSE

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