东城区2021至2022年一模高三数学及答案

.....4\r();-KEIe,e,1e,LMe.e{o,l}(i=1,2,6@n-1,n>2),\rI2n-lI\rNO0EIe,eeMPQsR1,\r12n-l\rSs=0,8A:5@5T1,6,1&' (;\rS$=5B1,8A:l,2,6,5&' (;\r-./1301140EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rS80WsRXIe(e@4@e(k<k<--<k),\rY&A;12s\r[\-K4a,a@4@a@\rI2n\r^o,a@4@aXs+Ls+24@4@n,\rY+1/c2+lk+\\r-KALcdRQ,a@4@a(e<m<g,,<???)X5Bs,zt-5-1.\r4"?w-.v12n-s\rklm@-KA&' (...............9\r(III)p;&' (-KAIa,aa(n>5).\r12n\rst5u-v@!-KAIa,4@4,a&' (@\rnn-1I\rw-KA9ANx@7(A)97(A)zx@\r{W|}~-KA[\-KA.\r?“u-v@W|-KXQ‚-ƒ.\rt5=3v@W|-K/…Q‚-ƒ.\r†t5‚-v@\r‡ˆ”@5-1Š-KAMNz‹ŒR@:59”-1`Ž-KA&' (,\rw-KA9A'Nx@7(A)97(4)zx@\r{W|}~-K4[\-KA.\r?W|-KQ‚-ƒ.\r‡ˆ”@Š-KAMz‹ŒR@\r 0A@‘Qa=n,a=n-\,a=n-2.\rw-1n1\r’W“R”@a,a,---aŠBƒ5-3R&' (-KA.\r23n-2\rs~A@W|-KAQ‚-ƒ.\r•@W|-KAQ‚-ƒ.............15\r-./140(1140)