计算积分[tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=6.929x1.357]yd5JLiG0MiGL8v+sTZpXeImFfDxPLfIY41FaROiE/wi33Rho2oPei6iFb9I8LQ/w[/tex]，其中[tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex]为[tex=4.214x1.357]pWlt79pexaj+xc9C8nY3WQ==[/tex].

2022-06-17

计算积分[tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=6.929x1.357]yd5JLiG0MiGL8v+sTZpXeImFfDxPLfIY41FaROiE/wi33Rho2oPei6iFb9I8LQ/w[/tex]，其中[tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex]为[tex=4.214x1.357]pWlt79pexaj+xc9C8nY3WQ==[/tex].

答案：

[tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=7.643x1.357]yd5JLiG0MiGL8v+sTZpXeImFfDxPLfIY41FaROiE/whl6YULv1apm2N/ftiZXjcq[/tex][tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=2.786x1.357]75OgxZVaPKt+TLTdwWXcgA==[/tex][tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=4.143x1.0]Nm4pvYdq8tiHT6VfSbhGkFSM2vbjCiXBlZr2r7lrHj4=[/tex].[tex=4.357x1.0]qIGTcPy2TvvSJ5dNwxqVf7HD37PxLLwd5+IFqygvXXE=[/tex]在[tex=2.357x1.357]sA18WnnNTarT6uE+U2tkkg==[/tex]所围的区域内解析[tex=0.714x1.0]tvtB8rr3T9sn7Q/YdDnRow==[/tex][tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=5.429x1.0]Nm4pvYdq8tiHT6VfSbhGkNQhjhcPA045UnHth+PT1HM=[/tex].从而[tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=7.643x1.357]yd5JLiG0MiGL8v+sTZpXeImFfDxPLfIY41FaROiE/whl6YULv1apm2N/ftiZXjcq[/tex][tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=7.786x2.786]WmpsiN4cRMBqw8El8dJIrgzN2w7TXlXCgeMARmWkuLKMjIZVwYk9VsMVU6nzHwZz[/tex][tex=7.786x2.786]G8Ui+Q2WjQSNlfvLkp8Od1j6rACfgwP4c4ydeTQh62jCCMIMdUdohjbXR6I0JAtbLA1aemqNZ0q1jgWChcPdew==[/tex].故[tex=1.143x3.357]5K8hOFs7AY4osKfSdrTtpX6JSAa+fSMv9/TfQQZlWpQ=[/tex][tex=8.143x1.357]yd5JLiG0MiGL8v+sTZpXeImFfDxPLfIY41FaROiE/whQH3Wb7Kjy2ZwOFBRp/fvv[/tex].

举一反三

内容

0
试计算积分[tex=8.071x2.643]jlatHZLwxNUZA8quHvmfm+McDgm/8+2KItDp2KyNjqYs7xpit+Pl/lAEkFKzir1SAJTqF5yUefTeg9Qf3FM8Bg==[/tex]之值，其中[tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex]为圆周[tex=4.214x1.357]1xVUciqsWGEy9sUNHJEJRg==[/tex]。
1
>>>x= [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9]>>>print(x.sort()) 语句运行结果正确的是( )。 A: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10] B: [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9] C: [10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0] D: ['2', '4', '0', '6', '10', '7', '8', '3', '9', '1', '5']
2
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
3
判断下列命题是否为真：（1）[tex=3.643x1.357]/5abqJjwKZ1qr+6hsVFF5EBvfq3ggOFNlHMClz0h9nk=[/tex]（2）[tex=2.929x1.357]rGJpyjIjJpbcoBTWxP0Jiw==[/tex]（3）[tex=4.5x1.357]2wycHMoqU83MyEp17iBils58bR7YLuCTI2G9NVAdlfY=[/tex]（4）[tex=5.214x1.357]CTz2gu+IIm1GgNmYMGaduCRtA41wnW4WqwRWwEhq6aA=[/tex]（5）[tex=4.857x1.357]1DcE2BMMOaZhTuxR/mjgsboXxfg5ET59Dp4I/jjEDuw=[/tex]（6）[tex=4.643x1.357]BSryrsQYOvTP2hTWRu6t4nAuJwlSs4L9jaq70EpB+Us=[/tex]（7）若[tex=6.0x1.357]y0IZLUnBO88nR8WBZYvd7QXv5S1OMINV5cQNzPyiyAc=[/tex]，则[tex=3.429x1.357]1brfPwTkVVIX4GfoMIUskA==[/tex]（8）若[tex=7.643x1.357]MhLfJXZnhbXiB0x3oNtFzThV4Y1mJxe1VYr7PkJE/T6hmTD3WWp+UxbNwvUQ6DHk[/tex]，则[tex=4.143x1.357]LZUA94ISo1po5HWsOVeBCjo0rMvj7uw3bGw5HiZenrI=[/tex]
4
计算积分[tex=6.571x2.786]I81mJKjv9VLcqFvKWQ0ZhDU+zH8ruKBQ4lGSYGfPzw3dMqWkjoWFJR/XLWZPinTv7PHzzDCnrX0u4FTbFZ4ZDQ==[/tex]其中 [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex] 为圆周 [tex=2.357x1.357]0eFnCGZRH3evsTxph9Jj7w==[/tex].