PROBLEM SOLVING - tempat bertanya PR Kaskuser (SD, SMP, SMA) - Part 2
wew begitu ya :bingung salah nyatet soal ini...zzz.. klo soal kaya gini gmn gan http://latex.codecogs.com/gif.latex?\frac{1}{cos^{2}{\alpha }}= {\frac{1}{1+sin\alpha }} + {\frac{1}{1-sin\alpha }} =http://latex.codecogs.com/gif.latex?1/(1+sin\alpha)%20+%201/(1-sin\a...