Ответ:
[tex]2) \: arctg(1) = \frac{\pi}{4} [/tex]
[tex]4) \: arctg( - \sqrt{3} ) = - \frac{\pi}{3} [/tex]
N° 12.1.3
[tex]2) \: arcctg(1) = \frac{\pi}{4} [/tex]
[tex]4) \: arccos( \frac{ \sqrt{3} }{2} ) = \frac{\pi}{6} [/tex]
[tex]6) \: arccos( \frac{ - \sqrt{2} }{2} ) = \frac{3\pi}{4} [/tex]
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Answers & Comments
Ответ:
[tex]2) \: arctg(1) = \frac{\pi}{4} [/tex]
[tex]4) \: arctg( - \sqrt{3} ) = - \frac{\pi}{3} [/tex]
N° 12.1.3
[tex]2) \: arcctg(1) = \frac{\pi}{4} [/tex]
[tex]4) \: arccos( \frac{ \sqrt{3} }{2} ) = \frac{\pi}{6} [/tex]
[tex]6) \: arccos( \frac{ - \sqrt{2} }{2} ) = \frac{3\pi}{4} [/tex]