数学公式求告知
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1\u5343\u514b=1\u516c\u65a4 \u4eba\u6c11\u5e01\u5355\u4f4d\u6362\u7b97 1\u5143=10\u89d2 1\u89d2=10\u5206 1\u5143=100\u5206 \u65f6\u95f4\u5355\u4f4d\u6362\u7b97 1\u4e16\u7eaa=100\u5e74 1\u5e74=12\u6708 \u5927\u6708(31\u5929)\u6709:1\3\5\7\8\10\12\u6708 \u5c0f\u6708(30\u5929)\u7684\u6709:4\6\9\11\u6708 \u5e73\u5e742\u670828\u5929, \u95f0\u5e742\u670829\u5929 \u5e73\u5e74\u5168\u5e74365\u5929, \u95f0\u5e74\u5168\u5e74366\u5929 1\u65e5=24\u5c0f\u65f6 1\u65f6=60\u5206 1\u5206=60\u79d2 1\u65f6=3600\u79d2
sin(180-a)
\u2235a\u662f\u9510\u89d2
\u2234 sin(180-a)=sina
cos(180-a)=-cosa
sin(360-a)=-sina
cos(360-a)=cosa
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点(x1,y1),(x2,y2),(x3,y3)
y={(x-x2)(x-x3)/[(x1-x2)(x1-x3)]}y1+
{(x-x1)(x-x3)/[(x2-x1)(x2-x3)]}y2+
{(x-x1)(x-x2)/[(x3-x1)(x3-x2)]}y3
规律,点(xi,yi)对应的项,分子x-除了xi之外的所有点的横坐标,差取积;分母,与分子一样的项目,将每个式子前面的x换成xi;后面×yi。
巧妙之处:每一个对应于点(xi,yi)的项,x=除了xi之外的任意一项,分子中总有一项是0,这一项不在结果中;而对于x=xi,只有点(xi,yi)对应的项不为零,分子各项与分母对应项相同,约分为0,值就等于yi,其余各项都是0
不论有多少点,总是可以的。构成原理类似。
方程的次数是n-1次。
这个函数,在已知点,严格符合。然而,不一定是这些点的参数反应出来的真实规律。也不是唯一解。
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绛旓細鍥炵瓟锛氭捀涓,鎴鏁板寮辩垎浜
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绛旓細---57132899--- 璐ㄩ噺绠$悊浣撶郴涓婄殑鏈:CP鏄繃绋嬭兘鍔涳紝璁$畻鍏紡涓:CP=(USL-LSL)/ 6蟽锛屾槸杩欎釜宸ュ簭瑕佽揪鍒扮殑鐩爣鍊笺(鏈澶у煎噺鍘绘渶灏忓硷級/6瑗挎牸鐜 鑰屽疄闄呮帶鍒惰繃绋嬩細鍙戠敓涓績鍋忕Щ锛屽嵆杩囩▼骞冲潎鍊嘉间笌鐩爣鍊糓鐨勪細鍋忕杩囩▼锛孠=|M-渭|/(T/2) = 2|M-渭|/T (鍏朵腑T=USL-LSL)Cpk= (1-K)*Cp...
绛旓細D4 骞村埄鐜,B12 鐢ㄤ簬璁$畻瑕佹敮浠樼殑鍒╂伅鏁伴鐨勬湡鏁 D6 璐锋鏈堜唤鏁 D3 璐锋閲戦
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绛旓細杩欐槸閲戣瀺棰嗗煙涓殑涓澶ч毦棰,浣嗕粬鏋勫缓鐨勮绉颁负楂樻柉鐩镐緷鍑芥暟鐨鍏紡鑳戒互鏁板鎵嬫浠ゆ瀬鍏跺鏉傜殑椋庨櫓姣斾互鍓嶆洿瀹规槗鍜岀簿纭湴琚 閲忋傚熀浜庤繖涓鍏紡,閲戣瀺鏈烘瀯鑳藉澶ц儐鍦板嚭鍞悇绉嶆柊鍨嬭瘉鍒稿拰閲戣瀺琛嶇敓鍝,灏嗛噾铻嶅競鍦烘墿寮犺嚦鍑犱箮涓嶅彲鎬濊鐨勬按骞炽 浠庡哄埜鎶曡祫鑰呭埌鍗庡皵琛楃殑閾惰,浠庤瘎绾ф満鏋勫埌鐩戠鏈烘瀯,鍑犱箮姣忎竴涓汉閮藉湪浣跨敤鏉庣ゥ鏋楃殑鍏紡銆
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绛旓細1.璁惧垏绾跨殑鎴窛鏄痓锛屽垯鍒囩嚎鏂圭▼鍙互鍐欎负y=3x+b銆傛妸鐩寸嚎鏂圭▼涓庡渾鐨勬柟绋嬭仈绔嬶紝娑堝幓y銆傚緱鍒帮細10x^2+6bx+b^2-10=0銆傜敱浜庣洿绾夸笌鍦嗙浉鍒囷紝鎵浠ユ眰鏍鍏紡涓殑"b^2-4ac=0"銆傚嵆鏈36b^2-40b^2+400=0銆傛槗瑙=卤10.鎵浠ュ垏绾挎柟绋嬫槸y=3x卤10 2.璁惧垏绾跨殑鏂滅巼鏄痥锛屽垯鍒囩嚎鏂圭▼鍙互鍐欎负y=kx-k-7銆
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