Answers

2014-12-18T18:15:30+08:00
SecФ= \frac{sin ^{2} }{cos} +cos
secФ= \frac{sin ^{2}+cos ^{2}  }{cos}
secФ= \frac{1}{cos}
secФ=secФ

I hope na gets mo yan,pythagorian at reciprocal identity yan

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