[tex]2arcsin( - \frac{ \sqrt{3} }{2} ) + arctg( - 1) + arccos \sqrt{ \frac{2}{2} } [/tex]
[tex]3arcsin \frac{1}{2} + 4arccos ( - \frac{ \sqrt{1} }{2} ) - arcctg( - \sqrt{3)} [/tex]
ДАМ 30 БАЛЛОВ ПОМОГИТЕ
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