$\frac{3sin^{2}x-2sinx-3}{cotx}+3-2sin^{3}x=0$
29-01-2014 - 12:27
$\frac{3sin^{2}x-2sinx-3}{cotx}+3-2sin^{3}x=0$
22-01-2014 - 21:13
$\frac{1-2sinx-2sin2x+2cosx}{2sinx-1}=cos2x-\sqrt{3}(1+cosx)$
22-01-2014 - 21:06
16-01-2014 - 22:13
cosx+ cos^2 (x) + cos^3(x) cos^4(x) = sinx + sin^2(x) + sin^3(x) + sin^ 4(x)
12-01-2014 - 23:45
$\lim_{x->-\infty}(\sqrt{9x^2+1}-3x)$
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