您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 经营企划 > 高等代数考研真题--第二章-行列式
1第二章1.(北师大2003-25)1.计算行列式87162534的逆序数,并依次将上述排列变成12345678的所有对换2.设n个数码的排列121nni,i,...i,i的逆序数是k,那么排列321nnni,i,...i,ii的逆序数是多少?请说明理由。2.计算下列行列式(每小题6分,共12分)D=2132301211432211的值。3.(成电科大,2003)计算下列行列式(每小题6分,共12分)1.32222322223222223n......D..................D.=2.2323231222111114441555D4.(中科武汉2004-15)计算行列式1111111222221223331234111111nnn...baaa...aabbaa...aaDbbba...aa.....................bbbb...ba25(成电科大2004-10分)求证:1212341112321112321114311211nnn...nn...nnx...nnD()xxx...nn.....................xxx...xxx...x6.(北工大,2002-10分)计算行列式012111000100010001000nnna...ax...ax...D..................a...xa...x的值。7(东北大学,2001-10分)计算下列行列式11112nnnnnacacD(n)dbdb8.(东北大学,2002-10分)11111naaaDaa9.(北航,200110分)已知a0,证明n阶行列式100011000100000010001a...a...a...D(n).....................a...a310.(复旦,2002)计算下列行列式的值:(7分)9500000950004095000400009540000094.......................................11.(中大,200410分)计算下列n阶行列式:00021000120001200012......Dn........................12.(东北大200325分)证明当时,1100000100010001nn..............................13.(北工大200110分)计算n阶行列式的值111nababababDababab其中a,b为实数。14.(北工大,200514分)计算n阶行列式的值.12323413452121n...n...D..................n...an415.(上海交大200214分)计算下列行列312312312nnnaaxaa...aaaxa..................axaaa...,xaa...aaaxa...aaaax...aa..................aaa...ax16.(北航,200410分)计算下面行列式的值121212nnnaa...aaa...a............aa...a17(北航,200210分)求下面的行列式的值312312312nnnxxxmx...xxxxm..................xxmxx...18.(浙大2004每小题8分,共16分)计算n阶行列式:(1)bbb...babbb...ab..................Dnbba...bbbab...bbabb...bb(2)31123241354122112...nn...n...Dn..................n...nn519.,(复旦2001)计算下列行列式:(7分)12312inaxx...xaxx...xa,xa(i,,...,n)xx...x...............axxx...20.(北航200510分)计算下列行列式:3121122121...na...naa...n...............aaa...aaa...21(北交大200510分)设n阶方阵2222011100110001......A....................求A中所有元素的代数余子式之和。22(北工大200315分)设n阶行列式31200120301001n...n...D.....................n求第一行各元素的代数余子式之和11121nAA...A23.(华东理工2004)(16分每小题8分)计算下列行列式的值:1,251319137315528710;2,120111001001001n...a...a..................a...,其中12na,a,...,a都不为0。624.(北京科大200510分)计算n(3n)阶行列式1311122322123132331232222nnnnnnnsin()sin()sinsin()...sin()sin()sin()sin...sin()sin()sinsin()..................sin()sin()sin()sin...25.(南开2003)计算下列行列式的值:111212112122221122nnnnnnnnnabcabc...abcabcabc...abc............abcabc...abc其中3n(本题20分)26.(重大,200510分)计算行列式:2112122122212111nnnnnxxx...xxxxx...xx............xxxx...x(北京科大200415分)计算行列式:abb...bcab...bcca...b...............ccc...a27.(南开200415分)设n阶行列式1112121222121nnnnnnaa...aaa...a............aa...a且满足12ijjiaa,i,j,,...,n。对任意的b,求n阶行列式111212122212nnnnnnabab...ababab...ab?............abab...ab728.(复旦2003)设D=111212122212nnnnnnaa...aaa...a............aa...a,kjA是kja的代数余子式,求证(1)11112212112222111122nnnnnnjkjjknnnnnaxax...axaxax...axDxA............axax...ax(2)2121112212312132223212121111111nnnnnkjj,knn,nnn,nnn...aaaaaa...aaaaaaA...............aaaaaa,...29(华东理工2005)对1212i,,...,n;j,,...,n;令1ijijijb()a证明:(15分)ijijdet(a)det(b)。30(重大200310分)设12nA(,,...)是n阶方阵,4A求矩阵112231nnnB(,,,...)的行列式的值。31.(华东理工2004)设A为任一n阶方阵,证明220AAdet()AA。(12分)32.(北航,200310分)设行列式ijnna中对任意ij有ijjiaa,且n为奇数,证明ijnna=033.(成电科大,200412分)设A是三阶非零矩阵且ijijaA,计算A。….834.(北交大,200210分)计算n阶行列式:12222122221212111nnnnnnnnnn...xxx...xxx...............xxx...xxx...35.(重大200210分)1、设12nx,x,...,x是n个实数,计算下述n阶行列式D的值。12222122221212111nnnnnnnnnn...xxx...xxx...D............xxx...xxx...当11in时,D的第i行的元素为11112iiinx,x,...,x。2、设向量组12nA:,,...,。是n个n维向量,其中22112nniiiii(,x,x...x,x),i,,...,n。讨论向量组A的线性相关性。36.(复旦2005-7)设12012kkkknsxx...x,k,,,...,计算行列式01112122nnnnnss...sss...sD............ss...s37.(北交大,200515分)计算n+1阶行列式111112121121111nnnnnnnnn(x)(x)(xn)x...(x)(x)(xn)x...D...............xxx...xn...938.(南开,200520分)计算下列行列式12222112212121211221111112nnnnnnnnnnn...xxx...xxxxxx?,n...............xxxxxx...39.(北工大,2004-10)计算行列式的值:1201120120121230111120112000000nnnnnnnnnnnnnnaxaxaaxax...ab...axaxb...D..................axbaxax...axaxbaxax...40.(上海理工,2002)计算行列式:122111111111122122222222122111111111nnnnnnnnnnnnnnnnnnnnnnnaabababb...aabababb.....................aabababb...41.(北工大,2000-10分)设234231231111100001000123300160144111nnnnnnnnnn...x...x...xf(X)...x.....................CCCn...xCCCn...x计算1f(x)f(x)。42.(北交大,2004-15分)计算n阶行列式1113222231422212311112211111111nnnnnnnnnnnnnn...CCC...CCC...D...............CCC...CCC...1043.(华南师大,2003-10分)证明行列式等式11121212221112nnnnijijnnnnaxax...axaxax...axAxA............axax...ax其中ijAa,ijA是ija在ija中的代数余子式。44.(华南师大,1997-15分)计算n阶行列式:12312ninbaa...abaa...abD,ba,i,,...,n,aa....a............baaa....45.(华南师大,2002-12)分计算行列式31231213123124nnnnaaaax...aaaax...Daa,aax.....................aaaa...x46.(华南师大,2000-15)分计算行列式121132231121a(n)an..
本文标题:高等代数考研真题--第二章-行列式
链接地址:https://www.777doc.com/doc-5291001 .html