ACOS funktsiyasi

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       "content": "\nACOS — raqamning arkkosinusini qaytaradi.\n\n== Format ==\nACOS(number)\n\n== Example ==\n{| class=\"wikitable\"\n|-\n! style=\"font-weight: bold\" | Formula\n! style=\"font-weight: bold\" | Tavsif\n! style=\"font-weight: bold\" | Natija\n|-\n|ACOS(-0.5)\n|Raqam -0.5 ning arkkosinusini radianlarda, 2*PI/3 (2.094395)\n|2.094395102\n|-\n|ACOS(-0.5)*180/PI()\n|−0.5 ning arkkosinusini darajalarda\n|120\n|}\n\n\n== O‘tish ==\n1",
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