Răspunsuri

2014-03-18T19:29:07+02:00
Care egalitati ? Specifica...
[tex]sin x^{6} +cos x^{6} =1-3sin x^{2} +cos x^{2} [/tex]
b)[tex]2cos x^{6} +2sin x^{6} -3sin x^{4} -3cos x^{4} +1=0[/tex]