• 2022-06-03 问题

    设[tex=9.643x2.786]r+tiAx6ClSaeP7cZbqpjmdqcZ2aJWbGBdOYe2Eb0VAeuRCoV7V/dBdtuVlejGQu29hD1XHHQeOFgHVlyNYewia/65xiEgp2HGDBHP0KNgys=[/tex],[tex=8.857x3.071]t4TU5HQAVYrwy1dmvaCPG9voEdM2wBXZrCNgude8Z+tKu5Pvj7/hqoZr0FUjg5CZXIffiE2sAO5lQIHjmAQWoDf8msmDOW8AsIALyPwKpQQ=[/tex],计算:[tex=7.143x1.429]kpXIMvxDLjyYIGmlHBKYOa9HLisbYdqtp7rtk3idJtg=[/tex][tex=5.286x1.357]fviRsR+8fKtZF19dJV5Mz2ImVmFDhE/y+IL9N8vwslE=[/tex] .

    设[tex=9.643x2.786]r+tiAx6ClSaeP7cZbqpjmdqcZ2aJWbGBdOYe2Eb0VAeuRCoV7V/dBdtuVlejGQu29hD1XHHQeOFgHVlyNYewia/65xiEgp2HGDBHP0KNgys=[/tex],[tex=8.857x3.071]t4TU5HQAVYrwy1dmvaCPG9voEdM2wBXZrCNgude8Z+tKu5Pvj7/hqoZr0FUjg5CZXIffiE2sAO5lQIHjmAQWoDf8msmDOW8AsIALyPwKpQQ=[/tex],计算:[tex=7.143x1.429]kpXIMvxDLjyYIGmlHBKYOa9HLisbYdqtp7rtk3idJtg=[/tex][tex=5.286x1.357]fviRsR+8fKtZF19dJV5Mz2ImVmFDhE/y+IL9N8vwslE=[/tex] .

  • 2022-06-19 问题

    已知线性时不变系统的状态转移矩阵为[tex=9.643x2.786]37WDLvHO2Jek7f3xGH4M3XV9odsGkE7saKBh57rCD1LC2kjcAEPX6db7HOsjeWu06/WACfexcdBb59Vc7ZEs/P59o4i3fgi8QH9vB6gvG8Ld3S4LiryLyNSxj2B4XPKe[/tex]求相应的[tex=0.786x1.0]Yn3GgEZev6SOu2r4v1WnCw==[/tex]

    已知线性时不变系统的状态转移矩阵为[tex=9.643x2.786]37WDLvHO2Jek7f3xGH4M3XV9odsGkE7saKBh57rCD1LC2kjcAEPX6db7HOsjeWu06/WACfexcdBb59Vc7ZEs/P59o4i3fgi8QH9vB6gvG8Ld3S4LiryLyNSxj2B4XPKe[/tex]求相应的[tex=0.786x1.0]Yn3GgEZev6SOu2r4v1WnCw==[/tex]

  • 2022-06-03 问题

    设[tex=4.429x1.214]W1uTpzbbehOOliAP2ns4cw==[/tex]都是[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex] 阶方阵,且[tex=3.714x1.0]MAuhFkvlOKAcUPNAmJx/oQ==[/tex],证明:[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YSwnwxLJ9Z0Yd88BZD2//sramD6rSrLmaXcDSI7d7lwkOk2AYXOCq2cjVdbU4QyEjRDtLJaybbZwv8oG6Cr9V4g=[/tex]    (1)

    设[tex=4.429x1.214]W1uTpzbbehOOliAP2ns4cw==[/tex]都是[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex] 阶方阵,且[tex=3.714x1.0]MAuhFkvlOKAcUPNAmJx/oQ==[/tex],证明:[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YSwnwxLJ9Z0Yd88BZD2//sramD6rSrLmaXcDSI7d7lwkOk2AYXOCq2cjVdbU4QyEjRDtLJaybbZwv8oG6Cr9V4g=[/tex]    (1)

  • 2022-06-14 问题

    设[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]都是 [tex=2.429x1.071]fYRl1cpBZV0k8ULAvI7FIg==[/tex]矩阵,且[tex=7.571x1.357]lJRN/8ACbca3+fJ4DG/SZp3gCbs/eYQy1haZsqGIFzI=[/tex]证明 :[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhUlchjKwuTIGyV4W5lG6BObL/rAGzSN2lXq15WcXL21sTFOqpplR19IiFmhLXawRExva4i+7Yi1EbY6VAXO+CMs=[/tex]

    设[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]都是 [tex=2.429x1.071]fYRl1cpBZV0k8ULAvI7FIg==[/tex]矩阵,且[tex=7.571x1.357]lJRN/8ACbca3+fJ4DG/SZp3gCbs/eYQy1haZsqGIFzI=[/tex]证明 :[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhUlchjKwuTIGyV4W5lG6BObL/rAGzSN2lXq15WcXL21sTFOqpplR19IiFmhLXawRExva4i+7Yi1EbY6VAXO+CMs=[/tex]

  • 2022-05-29 问题

    设[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]都是[tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]级矩阵,并且[tex=7.571x1.357]lJRN/8ACbca3+fJ4DG/SZp3gCbs/eYQy1haZsqGIFzI=[/tex]证明:[tex=9.643x2.786]TIwZYBkNsy31H1RNd/OloEFbUL9OH6AOVb0p5Ai+d3Wxbo1xFkfG5QZasRKzZF52+vPgwwrGxf8QE/kAsKtVVBYUwXE9wlKjsp+UoyxwE5k=[/tex].

    设[tex=4.429x1.214]sgk8YheD9/uQ5MLwVNL7Vg==[/tex]都是[tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]级矩阵,并且[tex=7.571x1.357]lJRN/8ACbca3+fJ4DG/SZp3gCbs/eYQy1haZsqGIFzI=[/tex]证明:[tex=9.643x2.786]TIwZYBkNsy31H1RNd/OloEFbUL9OH6AOVb0p5Ai+d3Wxbo1xFkfG5QZasRKzZF52+vPgwwrGxf8QE/kAsKtVVBYUwXE9wlKjsp+UoyxwE5k=[/tex].

  • 2022-05-27 问题

    设[tex=4.429x1.214]W1uTpzbbehOOliAP2ns4cw==[/tex]为[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex]阶矩阵,且[tex=0.786x1.0]Yn3GgEZev6SOu2r4v1WnCw==[/tex]可逆,[tex=3.714x1.0]MAuhFkvlOKAcUPNAmJx/oQ==[/tex],证明[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YRd9exX63872DgLG3it+eRA4jyxpzsJs9AO2ePRWjqmQFpWcrISvmUMO1aYjcaW3M/ZuDdes+o1ZXeyF+wyNlPU=[/tex] .

    设[tex=4.429x1.214]W1uTpzbbehOOliAP2ns4cw==[/tex]为[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex]阶矩阵,且[tex=0.786x1.0]Yn3GgEZev6SOu2r4v1WnCw==[/tex]可逆,[tex=3.714x1.0]MAuhFkvlOKAcUPNAmJx/oQ==[/tex],证明[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YRd9exX63872DgLG3it+eRA4jyxpzsJs9AO2ePRWjqmQFpWcrISvmUMO1aYjcaW3M/ZuDdes+o1ZXeyF+wyNlPU=[/tex] .

  • 2022-05-29 问题

    设[tex=4.429x1.214]jR8POt5zCPHNh36sbaTE/A==[/tex]都是数域[tex=0.857x1.0]eMszuSG5by5UfRZVROYp5A==[/tex]上的[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex]级矩阵,且[tex=3.714x1.0]sFM5phea1FPTO6duvP4I7w==[/tex].证明:[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YSwnwxLJ9Z0Yd88BZD2//sramD6rSrLmaXcDSI7d7lwkOk2AYXOCq2cjVdbU4QyEjRDtLJaybbZwv8oG6Cr9V4g=[/tex].

    设[tex=4.429x1.214]jR8POt5zCPHNh36sbaTE/A==[/tex]都是数域[tex=0.857x1.0]eMszuSG5by5UfRZVROYp5A==[/tex]上的[tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex]级矩阵,且[tex=3.714x1.0]sFM5phea1FPTO6duvP4I7w==[/tex].证明:[tex=9.643x2.786]Uyz5s0rmQIddjb5Jc2T/YSwnwxLJ9Z0Yd88BZD2//sramD6rSrLmaXcDSI7d7lwkOk2AYXOCq2cjVdbU4QyEjRDtLJaybbZwv8oG6Cr9V4g=[/tex].

  • 2022-05-27 问题

    设[tex=0.786x1.286]pi/GsQ3apuRt43V3XQq/tA==[/tex],[tex=0.786x1.286]q1djlrfSWHAqH21hBgtrSw==[/tex],[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex],[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex][tex=3.714x1.357]TgO0icH5k89gqUe4d5cJ5g==[/tex],[tex=3.071x1.286]Vh4YPhUwJvBP8lRMTDgIQg==[/tex],[tex=4.286x1.286]V3lgBdx8SQYDogftAbHNrQ==[/tex]。证明:[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhS8T5x62iWwcCK5Ru8KZWv9qLfo3P42WhXEdHMy/L5Cj12BhkBI5idNtCP4JauryBuIieoBQEJEC1TUPKvk8pXQ=[/tex]。

    设[tex=0.786x1.286]pi/GsQ3apuRt43V3XQq/tA==[/tex],[tex=0.786x1.286]q1djlrfSWHAqH21hBgtrSw==[/tex],[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex],[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex][tex=3.714x1.357]TgO0icH5k89gqUe4d5cJ5g==[/tex],[tex=3.071x1.286]Vh4YPhUwJvBP8lRMTDgIQg==[/tex],[tex=4.286x1.286]V3lgBdx8SQYDogftAbHNrQ==[/tex]。证明:[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhS8T5x62iWwcCK5Ru8KZWv9qLfo3P42WhXEdHMy/L5Cj12BhkBI5idNtCP4JauryBuIieoBQEJEC1TUPKvk8pXQ=[/tex]。

  • 2022-06-08 问题

    设[tex=0.786x1.0]kEam2pLJe4uAYVdcny2W5g==[/tex],[tex=0.786x1.0]ri6gmnf1+J9dGqG5/1sV6A==[/tex],[tex=0.714x1.0]J/aA9EEo0KmJFnWWfX7LmQ==[/tex],[tex=0.857x1.0]nFZS78e5wCWJ2ZClZqqa4Q==[/tex]都是[tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]阶方阵,并且[tex=3.714x1.0]pOs16Q3CeEq0Nh2vyQx/mg==[/tex],试证明:[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhUlchjKwuTIGyV4W5lG6BObL/rAGzSN2lXq15WcXL21srEWIPUboONrjoYDzCvlGDUOVKbGl55qls8NYTQhJ3Kg=[/tex]。

    设[tex=0.786x1.0]kEam2pLJe4uAYVdcny2W5g==[/tex],[tex=0.786x1.0]ri6gmnf1+J9dGqG5/1sV6A==[/tex],[tex=0.714x1.0]J/aA9EEo0KmJFnWWfX7LmQ==[/tex],[tex=0.857x1.0]nFZS78e5wCWJ2ZClZqqa4Q==[/tex]都是[tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]阶方阵,并且[tex=3.714x1.0]pOs16Q3CeEq0Nh2vyQx/mg==[/tex],试证明:[tex=9.643x2.786]1xLK2S2fjz/DkWdie5OKhUlchjKwuTIGyV4W5lG6BObL/rAGzSN2lXq15WcXL21srEWIPUboONrjoYDzCvlGDUOVKbGl55qls8NYTQhJ3Kg=[/tex]。

  • 2022-06-30 问题

    下列变量组()是一个闭回路。 A: {x,x,x,x,x,x} B: {x,x,x,x,x} C: {x,x,x,x,x,x} D: {x,x,x,x,x,x}

    下列变量组()是一个闭回路。 A: {x,x,x,x,x,x} B: {x,x,x,x,x} C: {x,x,x,x,x,x} D: {x,x,x,x,x,x}

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