高中数学会考复习知识点汇总

优选文档2021年高中数学会考复习知识点汇总n个2nyf(x)xf(y)x,yyf(x)，11log10aloga1，aMlog(MN)logMlogN，loglogMlogN，NaaaaaanlogMnanlogMlogblogb；，nmmaaa1、数列的前n项和：；数列前n项和与通项的关系：Saaaan123naSn(a11SS(n2)nnn12a(ndada1n1n(nn(aa)nadnS1n12n2abA是a与bAa-da+d22〔q0aaqn1q〕a1n1na,(q1nSaaqaq)nn1n1,(q1q1qG是a与bGbG2abGabaG180()5718l||r180〔是'yrxryxxyrrcostancotsecsincscxysincostancot1tan3、同角三角函数根本关系式：sin212.优选文档3045609018027036000643234263sincos0100102123102223333—31—013abasinxbcosxabsinxcosx22a2b2a2b2sincos2sin2sincos2211cos21cos2sincossinsincos22222xR22k,2222xRAxR]f1TyAx)T22111SabsinCacsinBbcsinA222abcABC2RabcbccosA222b2ac2accosB22cab2abcosC222ax,y,bx,yxx,yyab11221212x,yx,yabxxyya11111212ABxx,yy11222121.优选文档|AB(xx)(yy)aa|a|2aaxy；22221212a00a0a(a)0，0，，ababcosxxyyax,y,bx,y的夹角，12121122xy2xy2221122a//bab(R)a//bxyxy0，1221abab0，abxxyy01212PPPP〕〕PP，111222121xxxx12x121，2yyyy121212aba2b2〔ab22〕x2a2ab或(ab2ab)221、斜ktan，P(x,yP(x,y)k(,)111222yyk21xx21yyk(xx)yb；11ACC0k，yBBABBCCl//l1kk且bb时，12121221212All1；lkk1llAA1BB0l2121221212kk、kk1kk0：tan21kk1212121kkkk11kk012(0,]tan2121kk221Cd00AB22(xa)(yb)rC(a,b)r222.优选文档〔2〕圆的一般方程x2yDxEyF0〔配方：2D)2(yE)2DE4F22〕(x224DE4F0DE122(,D2E24F)222x，ab0)2y2a2b2a2cab，0e1222xcxacosybsin2、双曲线标准方程：xy22cab(a0,b0)a2b2222e1a2x2y2yx0bxca2b2ae2pp0e1pppy22pxxx2px(,0)2；y222p(,0)2pppx2pyy)；x2pyy22222p(0,)2A1、长方体的对角线长l2abc；正方体的对角线长l3a222BRl；O‘4R3SR23AVOB‘1SSh124、柱体VshVsh123h221、排列mnn！=n(n(nm=n*，∈NmAmn(nm！〔3〕、全排列：n个不同元素全部取出的一个排列；.优选文档A!n(nn2)321n(n；nn！An(n(nmmC=m==(，*nmnAm12m(nm！nmmnC1；0nC=Cmn；C+C=C；m1nmmmnnnn1(ab)CaCabCabCabCb;n0n1n1