(完整)计算方法及答案

经典word整理文档，仅参考，双击此处可删除页眉页脚。本资料属于网络整理，如有侵权，请联系删除，谢谢！《计算方法》练习题一3.14159(a)c,fb)dR(x)（fP(x)}((),())（PxPxk222.718283e1（1x0()第ka(kpk(ka(k(k（Aaij51AA（421(),()()xxnxn1na,,(ab)(ab)（(()ab()()()()aabb()()abbaabf(x)xxf（231（12346o(h)o(h)o(h)o(h)234a2112112543222A0detA0kn)A0A0kx(Tx（1P(x)}((),())（PxPxk352527292xx3122x4x12xx2121n42x12x5x3x6。1234x3x52x1234x6x2x4123x410x11141x3214x013x4x103x1f(x)０１0２４f(0.5)２１求最小二乘11)1()fx()(0)Af(,,AAAAfAf220120121410131A0142yxy在x0(0.2)0.4y(0)1()fx)fR(x)(xxxxxx。0101y10y00.2hy(0)1()()A。cxaa(a0)，n0。xn1ncxn《计算方法》练习题二103a1xx（x2x3122x2x4124)。x((m1)3'(xf''(x)fx0((()则（ab1（2x0ATl（bjkA(i（1211i()10/0a的(a)（a3rr/0/0/0{()}TX(().())TXTX（K22B.42645Ar（223642DLU()DLU()(DLU)(DUL)111121.4142471041011021034210rr,r（2211122410l21r2223041A（A142346f(x)．x0122yf(x)0xy012312x0310130A003'2xyy在(0)1y12x6002yy(x)H()fxx31()fxdx(0)(),BfxAfx1103520xxx2y'xyy(0)1在。BAB．A15aaxn1(4x),n0,1,...5xn4n(),...,()lxlx0nn。()1lxkk0B121x(mxb,m(m)(m)33《计算方法》练习题一答案()2f(xaxb)[1．1025111．10，1,.()0fx，x，baxax2(m311ax32(m2(m)421xx2a3340338．B9．B(,)((24)(xx2)，2xxxxxx22121212123x2x90由，12xx2x6x912129,x。x172188812]，x8567211MR(x)2。2536462446242242435123462422411x(T1x(mx(m))4121xx)m,。x(m(m)1(m)3421(mx(m))x324取Tx(0)。xfT(0)1f(0.5)0fx()3以fxx4()60。x*x2()()0由0fxfxx00x34x1,nxxnn3x4n1n2n0.25。x111fN224a6a3,6()36*agxx。01a06aa11011188811[]，I2x82930M1|R(f)。22222002222310400222201300030aa3,a1,A41202202000300201122(,4,X,0)T22113,X(0,1,0)T22222,X(,,0)T22331.1，，y1。0.2yxynn1nn0y1.23。2y1()()()(),()()()()()()RxkxxxxxgtftLtkxtxtx01101)f()gt,x,x，))()()fkxkxxg。01~~yy1yyn。nn00当0h0.2~~yyyynn00ABBA，BABABABAAB，BAABBAAB5ax5a0将(),'()54fxxafxx5xa15axx(4x),n0,1,...。n5x5xn1n4n4nn《计算方法》练习题二答案一、填空题xnnG)1，xxa．10，(n)，.fxyk)(,nn12n1xxn22nn2n173rkjrkk12x(k2)i|b|(a)|a|b)，，，.180x(k)i二、2．B3．D4．C5．A7．B8．C9．D三、2232sin0.5828，()0.58210。2R51052400(,)(4)(3)(26)20xyxyxyxy22xy6x2y192x3y5471447得,y。x1132n48n22116611[]。2x6278301201120112010110231201100120120011()TXaaa42222010201300202022A020010020110200122220222222x()T2211xT2222x()T2233f()6()(12(1))(2)(1)(2)(1)22()((,(1HxxxxxxxRx。xx222221232311()()()xax,gxapxapxa*1*0*1*03*14501113()gxx。*15(),fxxx2AB11231,B,A。Bxx2113441Bx213132()，1()fxff434012()fxx33492f9．因为故x*[0,0.5]，在，上，fM3mfx()Mfx()320.51，KR2m19121(xx)(x5x2)3,n1,2,...x0.421。2xxnn1nn(x5x2)(x5x2)n1n33nnn1n1x0.9y,n0,1y1y0.9,y0.82。．yn1nn012四、1nnn