• 2022-06-10 问题

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

  • 2022-06-15 问题

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

  • 2022-06-15 问题

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

    证明:[tex=26.214x6.929]rZM5/OPAdr7aX+kNl9iwpF+7IUhGyTyROma5dKqLyJRX8yWxASLzV2bVemqi5s9mKPNCikj0kb4QYWEWXDWn9ztkilS3qXe9yjnNwov+PF3kSx+bZmfAk2Xb4uFcfv09v9AxgPpwAPzQoOIftRCd/1xa1aAndNBki/iwcuQRALIiZTYGc6BkigCUN9+EeJPJvW+qrVTBFL5E5HEM4BuDoCCAP9egmE2gs59D0WhGUjczXuvztX1XWbunyZ7DRE+o8XE7m3PyiauEcKScenO3SjfrgbOf5S31uUZVo4nMmKQ=[/tex].

  • 2022-06-05 问题

    求解常微分方程[tex=8.929x3.071]rZM5/OPAdr7aX+kNl9iwpB9GYMBOGADeHCyMXOJ3auUlnA4nrFHbgVFzto6oseEBBCA7WIEXD8cSCau/NJXFwlts+e/Oeojsis4twp4p00eAF7IFbQ9Fw+v/8fDJZKZR3OKSOBJw3MG9lxtR0x4NoA==[/tex]

    求解常微分方程[tex=8.929x3.071]rZM5/OPAdr7aX+kNl9iwpB9GYMBOGADeHCyMXOJ3auUlnA4nrFHbgVFzto6oseEBBCA7WIEXD8cSCau/NJXFwlts+e/Oeojsis4twp4p00eAF7IFbQ9Fw+v/8fDJZKZR3OKSOBJw3MG9lxtR0x4NoA==[/tex]

  • 2022-06-19 问题

    如果下面表中列出的是某个随机变量的分布列,未知常数[tex=0.571x1.286]pc/qlnA3cxu8Ag9jp3tYHQ==[/tex]等于多少?(1)[tex=10.357x3.357]rZM5/OPAdr7aX+kNl9iwpNBq2Un++vwaPhY3v/VHPnrE+8iAFSHiwjabtKgh3LSM8G2uyYGKxiI+wttqYjjmzB7pxBHqXwdLf+fIaQJIJ/oh4hKIjGCY1pSzEMl3vTEklnoL/CnACNQYYCUZnjsKRg==[/tex](2)[tex=9.286x3.214]rZM5/OPAdr7aX+kNl9iwpESJE9lP98nLmPTxRo8m17kwmFqr9AW+miGV6ytN7alRfVKMsmz96kGVLnJyekL8kSNYBAWGy2X/kXFBDRfVl0yCOJY6FVC8efxiP32lCpemmOhTeo3ZHhPuBAv0Wt2Q6w==[/tex]

    如果下面表中列出的是某个随机变量的分布列,未知常数[tex=0.571x1.286]pc/qlnA3cxu8Ag9jp3tYHQ==[/tex]等于多少?(1)[tex=10.357x3.357]rZM5/OPAdr7aX+kNl9iwpNBq2Un++vwaPhY3v/VHPnrE+8iAFSHiwjabtKgh3LSM8G2uyYGKxiI+wttqYjjmzB7pxBHqXwdLf+fIaQJIJ/oh4hKIjGCY1pSzEMl3vTEklnoL/CnACNQYYCUZnjsKRg==[/tex](2)[tex=9.286x3.214]rZM5/OPAdr7aX+kNl9iwpESJE9lP98nLmPTxRo8m17kwmFqr9AW+miGV6ytN7alRfVKMsmz96kGVLnJyekL8kSNYBAWGy2X/kXFBDRfVl0yCOJY6FVC8efxiP32lCpemmOhTeo3ZHhPuBAv0Wt2Q6w==[/tex]

  • 2022-06-12 问题

    证明导数计算规则.[tex=15.214x4.929]rZM5/OPAdr7aX+kNl9iwpEbV9t0boPvrhN9b1u7HU/qVRrrp60WL5ZN4BU5790c12GmxvtjC6TnElHWXnBjjChYU0WUn02xpUZ4H7gmN36IpierfInT5K0s00M38/gFEMInEyFvmBShGRrWxACIHIDXEtdYcOlXfaCWpmAj/PYO+U8Wudp+caC/L1eUZcjFpsAC21bKjidzV0d02e7GjYjTSk8oNtkSarT4gJbPS5iRLRri/cZQ8GipUJ++JgV8Wx3YPHDU7iBqnn/kWAWb/yerRshMw0cZqE1Vz7Ut4ejk=[/tex]

    证明导数计算规则.[tex=15.214x4.929]rZM5/OPAdr7aX+kNl9iwpEbV9t0boPvrhN9b1u7HU/qVRrrp60WL5ZN4BU5790c12GmxvtjC6TnElHWXnBjjChYU0WUn02xpUZ4H7gmN36IpierfInT5K0s00M38/gFEMInEyFvmBShGRrWxACIHIDXEtdYcOlXfaCWpmAj/PYO+U8Wudp+caC/L1eUZcjFpsAC21bKjidzV0d02e7GjYjTSk8oNtkSarT4gJbPS5iRLRri/cZQ8GipUJ++JgV8Wx3YPHDU7iBqnn/kWAWb/yerRshMw0cZqE1Vz7Ut4ejk=[/tex]

  • 2022-06-16 问题

    下面给出的符号串集合中,哪些是前缀码?[tex=13.357x7.357]rZM5/OPAdr7aX+kNl9iwpOJmcrl99eGkthEoniSHeQmM9f6XAtAkwxFk+9A50Uvn+5wse57S8GMTHs9+aok5dFZ+9LQLTPLVXpk2dlm+MN295maDZq03le3gyj02VizbLfOPy+dCYQ+rT5XWZqcAmn9Amp/puW8+kwdpWNNSO6jzmCdtxwcWLYLkH1SFZHnYpvb3GNjfdWx9wFh1qmPF19cCzVHGJE4HBizaGOFk7z1DsDGA/z1cMV+3+g+Mf2Y8S3r49cJ6D8+3JperiCcaSN5ncjEYKvgX7Qq3MlHJ7J4=[/tex]

    下面给出的符号串集合中,哪些是前缀码?[tex=13.357x7.357]rZM5/OPAdr7aX+kNl9iwpOJmcrl99eGkthEoniSHeQmM9f6XAtAkwxFk+9A50Uvn+5wse57S8GMTHs9+aok5dFZ+9LQLTPLVXpk2dlm+MN295maDZq03le3gyj02VizbLfOPy+dCYQ+rT5XWZqcAmn9Amp/puW8+kwdpWNNSO6jzmCdtxwcWLYLkH1SFZHnYpvb3GNjfdWx9wFh1qmPF19cCzVHGJE4HBizaGOFk7z1DsDGA/z1cMV+3+g+Mf2Y8S3r49cJ6D8+3JperiCcaSN5ncjEYKvgX7Qq3MlHJ7J4=[/tex]

  • 2022-06-07 问题

    设[tex=4.286x1.357]SonWHXByku5FIzJktyu1GQ12eYzAkef+Yvztjl0GoAc=[/tex],证明;(1)[tex=10.714x1.643]rZM5/OPAdr7aX+kNl9iwpBhUV93c6AGKL2cO9/vBd2EuARn07XNGA9UfMVXwrGT2Y6CO7Tk91oiJ+yus5YbC5w==[/tex];(2)[tex=7.286x2.714]rQroCE5urzjYLpN8uKVfaXvdc8FIy0s1dSjlgRuMhmA=[/tex]。

    设[tex=4.286x1.357]SonWHXByku5FIzJktyu1GQ12eYzAkef+Yvztjl0GoAc=[/tex],证明;(1)[tex=10.714x1.643]rZM5/OPAdr7aX+kNl9iwpBhUV93c6AGKL2cO9/vBd2EuARn07XNGA9UfMVXwrGT2Y6CO7Tk91oiJ+yus5YbC5w==[/tex];(2)[tex=7.286x2.714]rQroCE5urzjYLpN8uKVfaXvdc8FIy0s1dSjlgRuMhmA=[/tex]。

  • 2022-06-12 问题

     证明傅里叶变换的卷积定理[tex=17.0x3.357]rZM5/OPAdr7aX+kNl9iwpPlqG3H8FaX0F73NsB10Yu3vpprkP3vwtp8xv5hL+S2dEwlv1tkMQwtT6K6g1CKEDF/bJCaJtjaIpmy9TRWlKjV566XI1mTikFl3icXeWr0Jtc3RAezx7bTJ/xaUsDJ0Xs0B2FniEsyIFRa0pNT2bu49c1JP9dCYD6SUtIoeaf1+JHEMgemUqiNsRgYGYEQTSvTrcbeXUrl4qhfDVUu8KZ4=[/tex]其中[tex=14.071x2.714]3DdErNok/oFcQzzmuGs0gdyF3xhqkIznw6QrRlMvJ9tlPKYudI5L6qTBgk1K+gz7uI6dvfFi8FJDQp+qxXe1L5NOxycwniCgxOboC+Uz2Rt6+/eWVqMRYt6X4rw7u1C8[/tex]

     证明傅里叶变换的卷积定理[tex=17.0x3.357]rZM5/OPAdr7aX+kNl9iwpPlqG3H8FaX0F73NsB10Yu3vpprkP3vwtp8xv5hL+S2dEwlv1tkMQwtT6K6g1CKEDF/bJCaJtjaIpmy9TRWlKjV566XI1mTikFl3icXeWr0Jtc3RAezx7bTJ/xaUsDJ0Xs0B2FniEsyIFRa0pNT2bu49c1JP9dCYD6SUtIoeaf1+JHEMgemUqiNsRgYGYEQTSvTrcbeXUrl4qhfDVUu8KZ4=[/tex]其中[tex=14.071x2.714]3DdErNok/oFcQzzmuGs0gdyF3xhqkIznw6QrRlMvJ9tlPKYudI5L6qTBgk1K+gz7uI6dvfFi8FJDQp+qxXe1L5NOxycwniCgxOboC+Uz2Rt6+/eWVqMRYt6X4rw7u1C8[/tex]

  • 2022-06-16 问题

    下面给出的各符号串集合哪些是前缀码?[tex=14.714x7.357]rZM5/OPAdr7aX+kNl9iwpFAsyH+IKMsgPi2aj+Pw1PYvu6fP4CiMJO6vMYFn8oB1KMWvrivsbcyZsvBDgjlAMbZUZkfD9FN0HU3uiZIamj4D/iuuzV8D/0XE3pN2xcafVo64wItZ5EgsgGONgswYrYCICtIHITTHqK+e7LMctkYoK8TePSmzM6sx6n1cY6FeyY+dhMThUSMyt3AViRnQDHqM8HwgsOC4QdR+hy/eEJ1JX2vEt6ebKYWaBa37JcW3LJAc3dVGbkErCailgAIckUsHdsBXyou70zInkIVQZ78=[/tex]

    下面给出的各符号串集合哪些是前缀码?[tex=14.714x7.357]rZM5/OPAdr7aX+kNl9iwpFAsyH+IKMsgPi2aj+Pw1PYvu6fP4CiMJO6vMYFn8oB1KMWvrivsbcyZsvBDgjlAMbZUZkfD9FN0HU3uiZIamj4D/iuuzV8D/0XE3pN2xcafVo64wItZ5EgsgGONgswYrYCICtIHITTHqK+e7LMctkYoK8TePSmzM6sx6n1cY6FeyY+dhMThUSMyt3AViRnQDHqM8HwgsOC4QdR+hy/eEJ1JX2vEt6ebKYWaBa37JcW3LJAc3dVGbkErCailgAIckUsHdsBXyou70zInkIVQZ78=[/tex]

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