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Trigonometri
29 May 2013, 22:38
la vita e bella
Trigonometri
a) sin4x/(1-cos4x)=?
b) (1+cos2x)/(1-cos2x)=?
30 May 2013, 15:08
Süleyman Oymak
https://img801.imageshack.us/img801/...at30052013.png