• 2022-05-29
    求下列函数的傅里叶级数展开式:[tex=10.143x1.357]qAU07a/UMA9qmDdYIFZHilEJmiBRkoK3A8RHEzZ4P4W8f1Zgl8fZyxMJ2QQ6azCB[/tex]
  • 由于 [tex=17.643x2.714]Y2RoxqNCucSS0FRTPNZyMNfNsbJbZ6QxuCYhe1jnDomi/TV//4Eotyejyh7OC/DP8Wd95BPgmByadKqVmYKqrp0AtFnwwt4GXonUvpL6Hsc0x4D1PUdFEqueChZWyQolbCf9vSAUB+yATZjBtHRKMvtykT6Fk0z8+PVIw20p/nk=[/tex],[tex=24.786x10.429]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[/tex]即 [tex=14.929x3.071]ivAABTMIVpu9Hmz4hTzYYBAO07opnJoQ+Pt0LvTmeL24TSaD0sakn2Qpds/LfaINjxNCpYkzp07pME8SyGVuCGtR7KRH6jTtBPo24IhyGUmCScr6jcUsAIiZ7bDqKxlwigZ+CYsejNhpdNzLpugHQw==[/tex],[tex=27.5x4.071]O4g2LELAtNy8Rb9r0H7ql+7sozyDC6dOKGDsoapb7shUZdXCgGcPfbozZGAe9BW56TfMDNT9qRcjq+ooUtq5E2lvdJWOwgUsQ6/C05BKtT8XVNPYEZtdRe3ud00nsA30mQxDiuuFoaU4IPnN5dvaAdNozlAE+YNHs9f62PcQKJlMq1ZCxyiHvVw6f5OqqHBYKMNqGDQH0tYuyWQUae2zGvyd7+FPYeOmVUnkhz30t5wRH7kZX8EnDf9P/S+7/t4b3BRZesF1k0FKMX0dx/HdZ4jcJM5tt0HkTEkEGz8nzEUtq9KPv+CjoQ+XDeN0yJ5u+c20sXdZ31zT22TCc/Zf/vK6j4HIxyXAXjrPiYD9ijxlInzdgz4meCuKox36KMtUhrGO1S+/BoB6/KFQ1QCMEg==[/tex]故 [tex=24.643x3.5]5cM/LvJqoCikO7A5c+WCIFI2B8Ms3g8WUplJI9TreUzRr/VHKV56xg/xs1LcMm/iPDfs5nUFQmn061pPdueWUoPJaUCFv9MqvQb2AX8egcA9iDGfEKAcb01aS02XzKigzUg623PiKuKvXWH/4OVl+DIBGCrZzvL9dERJ8rPP2SoBMd7KwvC9mIXG3FpznwDs0Ay2gx62E9s/mk9xY/u2twPQ06me0Cu9f+BDlP4yRjM=[/tex].

    内容

    • 0

      求下列周期函数的傅里叶级数展开式:[tex=6.0x1.286]bQVUWNAQtxnnx3MDKSPt5Q==[/tex]  (周期1).

    • 1

      求函数系的傅里叶级数展开式:[tex=7.786x1.286]lKoao7AHJRlCMQaCikocwd9FkYgBIUtHum5SptVMYS0=[/tex],[tex=5.071x1.286]Y9nIBZA1Le7w9q8FIC0XtoPFAMFg+TzqgyUq4oFDpNDYqB7143ZGAm8mHpbxFBSP[/tex].

    • 2

      【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=

    • 3

      输出九九乘法表。 1 2 3 4 5 6 7 8 9 --------------------------------------------------------------------- 1*1=1 2*1=2 2*2=4 3*1=3 3*2=6 3*3=9 4*1=4 4*2=8 4*3=12 4*4=16 5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9 9*2=18 9*3=27 9*4=36 9*5=45 9*6=54 9*7=63 9*8=72 9*9=81

    • 4

      求函数系的傅里叶级数展开式:[tex=4.786x1.286]nH2DJmYYQnPd2rudvdBaoAdZmPf1q4U8JS4et/PM1E4=[/tex], [tex=5.071x1.286]dJuo9ok621YT5T6DdN5n6Q==[/tex].