Срочно! решите плиз)) дам 30 баллов
[tex]2sin \frac{ \pi }{24}*cos \frac{ \pi }{24}*(cos ^{2} \frac{ \pi }{24}-sin ^{2} \frac{ \pi }{24})[/tex]
[tex]2sin \frac{ \pi }{24}*cos \frac{ \pi }{24}*(cos ^{2} \frac{ \pi }{24}-sin ^{2} \frac{ \pi }{24})[/tex]
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