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Ͳ Ͳ ֲ

, , () , . . . .: 1) Arcsin (" ") sin ; 2) Arcos (" ") cos ; 3) Arctg (" ") tg ; 4) Arcctg (" ") ctg :; 5) Arcsec (" ") sec ; 6) Arccosec (" ") cosec . Arcsin Arcos │ │ ≤ 1, Arctg Arcctg , Arcsec Arccosec │ │ ≥ 1; . , (.). . arcsin , arceos , arctg , arcctg ( . ), arcsec , arccosec , : π/2≤ arcsin ≤ π/2, 0 arceos ≤ π, π/2 ≤ arctg ≤ π/2, 0 ≤ arcctg x π, 0 ≤ arcsec x ≤ π, π/2 ≤ arccosec x ≤ π/2. . . . . ' . : Arcsin nπ + (1)n ? arcsin ; Arccos = 2 nπ arccos ; Arctg = nπ + arctg ; Arcctg = nπ + arcctg ; Arcsec = 2 nπ arcsec ; Arccosec = nπ + ( 1)n arccosec . - . . . ., tg =

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,

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| |≤ 1. , ' . . . .

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