_txt_call({"content":"201c96644e8688ab6211653662fe\b51764ed64ec04e484e5f4e0d503c5f534f6054ed54ed557c557c542c52306ca16709ff1f201d7b2c;67ae0548c89d2516c5f0fsin(;+03b2;)=sin;cos03b2;+ sin03b2;cossin(;-03b2;)=sin;cos03b2;-sinBcoscos(;+03b2;)=cos;cos03b2;-sin;sin03b2cos(;-03b2;)=cos;cos03b2;+sin;sin03b2tan(;+03b2;)=(tan;+tan03b2;) \/ (1-tan;tan03b2;)\ntan(;-03b2;)=(tan;-tan03b2;) \/ (1+tan;tan03b2;)\n4e8c500d89d2516c5f0fsin2;=2sin;costan2;=2tan;\/(1-tan^2(;))\ncos2;=cos^2(;)-sin^2(;)=2cos^2(;)-1=1-2sin^2(;)534a89d2516c5f0fsin^2(;\/2)=(1-cos;)\/2\ncos^2(;\/2)=(1+cos;)\/2\ntan^2(;\/2)=(1-cos;)\/(1+cos;)\ntan(;\/2)=sin;\/(1+cos;)=(1-cos;)\/sin201c5148964d5e422026202655ef914d65b9518d75288f8552a989d2516c5f0f20262026201d6c5f5e06563491cc561f56d47740773c775b50765c14779f4e00773c8bfe672c6c5f5e06\b4e66684c6b635bf9774062477a9762376df1591c97595f9753ef60155bf9697c91cc6ca151e062478fd84eae77405149\b7a9762376c5f5e065782774059344e5f987e4e0d4e0a611f61685b6472ec4ed65355624b649177408111888b7528624b8098538b77407eb8976283497a3f7eb84e0a662f9b3c753b7b264f3c\b6f147b978fc77a0b65705b66771f8ba94eba593475bc6c5f5e06662f771f593475bc592a96337a7488ab9488624e4f3c\b4ed6628a7b145e3d55434e8653c85543; 864e7259628a5851659958f390fd554351fa4e2a8c41624d7ec84e8e5c0667007ec87b546848843d57284e867eb84e0a4ed654014e8653e36c14767b65f6628a7b1475295728684c5b504e0a671d540e4e0050125c066240670991cd91cf90fd52a07ed94e86690580cc6d518eab\b9aa859344eff4f5b90fd898165634e864ed6558995f465e0610f8bc6573053d151fa58f04f4e541f7adf9887670979cd6e214e864e0052ab\b611f53d75934662f4ef07740\b6c5f5e06\b773c775b95ed4e0a53c877415f00770b9876706f90fd770b51fa4e8691cd5f714ed67531887789c95f9781ea5df16b64523b\b72b660014e0d592a597d4e5f4e0d65625c318fd94e48762b7740627677406276624b8f6f7ef57ef57ad94e868d77676551c6590753bb5ba2538563a5676f6c346c5f5e065f00591c8f66\b6b2165705f88670996504ed65c5e4e8e4e0d592a80fd71ac\b90a34e006b3e53ea6709505a4e8b505a5f97592a6295516565f6624d4f1a52064e86795e5fd88bb065f695f44ed6660e660e8bb05f9781ea5df153414e0070b9\b65f650195c318ddf516b516d8bf44e86665a5b89\b7cdf7cd553c8505a95194e8b4e866c5f5e067528624b80cc62b57740989d593453f94e8653e36c1462e75f0095e8628a624b\b58f054cd60ca52304e865ba2538591cc\b5c0f5bb64f195b834ece9ad859044e008dc3800c4e0b4e0196f65f5355775927698278b063894e864e0d5c114e1c897f6c5f5e065fc359344e008df34e0b610f8bc657305c4f4f4f547c543881115b50591a8f6c4e864e004e0b624d60f38d774eca665a7238598890fd6ca1670956de5bb64e5f4e0d7528601595f991924e868c01201c998d7247513fff01201d6c5f5e0663095f005ba2538591cc\b706f671d8db4572857304e0a88c56b7b\b59cb4f5c4fd180054f4e559d4e0058f0201c55b520142014201d90536b494e5f90535f976beb65e08bda610f8fde773c76ae90fd4e0d64a94e004e0b6c5f5e068fd953e36c1453f95f9766f46c8957304e0a\b732b4eff4f5b611f5e9452304e8678e878e88e6d8e6d62f18d77810a80cc61d26d0b6d0b573053bb77ee51e04e0b976263a851fa4e0056e26bdb7ebf7ebf59346b635bf977406c5f5e06201c55b520142014201d52c94e3a517696be8ba94f6073a973a954276563843d57284e0065c1\b8fd86709521a624d88ab5b8378b06389\b4e006b2160277eb8676f6c5f5e0676ef7740773c524d\b753b976253d14e86597d4e00963554466df76c8c\b610f8bc6624d67094e9b6e05660e4ed65fc391cc519251fa4e2a5ff55934882288226b3252a84e5f6ca1987e4e0a548c998d7247625362db547c5c31628a5c0f5bb64f19\b73a9517765367f344e86998d72478e725728539f5730773c5df45df4770b77406c5f5e065e268d705b83\b6bdb7ebf56e28fd85e264e0a4e8653675ba495e851cc66688fde547c5578\b98ce58f090fd88ab632157284e867a9759166c5f5e065c06505a597d\b571f75358bdd653e57284e864e66684c4e0a548c516b516d783854114ed6\b7fbd6bdb74035e766392653e774076f452306c5f5e068eba4e0a5e8a65f6624d60f38d7795ee81ea5df1ff1a6c345462ff1f4f604e0d662f8981559d6c345417ff1f4ed6742278e88d7781ea5df1521a505a\b4e8b4e004e0b5b5053c889c95f9781ea5df1597d5947602a7136800c601d80034e8e4ed667658bf453c8662f592a9ebb70e64e004ef64e8b4ed65e72810695ed4e0a773c775b653e81ea5df1776153bb76f4523067088003\b524d4e0059296c5f5e06624d522b522b626d626d5411516b516d63d04e868fd9832c513f201c6211540c5b66505a4e864e2a571f75358bdd571f75358bdd4f6077e590535417ff1f201d75358bdd90a35934\b516b516d5b8997594e867247523b5927698257288ba4771f601d80038fd94e2a95ee9898597d4e004f1a624d8bf4ff1a201c90a34e0d662f5c0f5b69513f73a9\b5417ff1f201d201c2026202662118bd54e868bd58fd8633a67098da3513f\b201d201c55ef201d","replace":{";&#x":"","&#x":"",";&#":"",";\n":"","ff0c":"","03b1":"","3002":"","7684":"\b"}})