Найти значение выражения. Created by Zyrya. matematika-ru

Найти значение выражения...

andrisd

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$4sin \frac{ \pi }{3} +2cos \frac{ \pi }{2} +ctg^2 \frac{ \pi }{3} =$
$=4sin60+2cos90+ctg^260=$
$=4* \frac{ \sqrt{3} }{2} +2*0+( \frac{ \sqrt{3} }{3} )^2=2 \sqrt{3} + \frac{1}{3}$

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ВладимирБ

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Решение смотри на фото

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