• 2022-07-24
    计算下述电磁波波长的频率 [tex=2.143x1.357]+tehqrW2HeqzmTy01xuilg==[/tex] 和波数 [tex=3.214x1.571]BSGQv/8AA3+b0364LmnK0Zx4fmmQ2iBQhvcIJXwVlMg=[/tex][tex=3.0x1.0]M7fnUQFl7fAF/IE3RceKXw==[/tex]
  • [tex=8.786x1.5]40ddODn3t0YIBmFK9gzweK7NMjrj4A2gAV+ooNISDWo=[/tex][tex=16.643x2.571]rp3TVfYnLzo9bM6s/UFUoJ7becQl01/uY43K2WbYvnVVRKr1sONQJeLLQ1t4d9HCejMDg6bEZgNxKF39YZ6YzJVOULRaDx/xw4ZdgfSaQXGXaFWyHvUZwdyJXDON6Q8/GqPjGFLubpMc9peVlAaHZQ==[/tex][tex=17.286x2.429]V8XH+A0E9CY2u/CsJ0WDTOw55RYztAXmO8Z711RZ44neFlCXLX/bWj7+g/7oR/XMQFOhetPvUfkcY3ZTgbvVPClmC7JYK5YVULkVFRa4hrlyF8eXIHz9BdgBGZtNIYv+pCv3bagmV6TWqdMhugUlhQ==[/tex]

    举一反三

    内容

    • 0

      求函数[tex=3.286x1.429]kdT+eIE7CHPynuN6CaN40g==[/tex](抛物线)隐函数的导数[tex=1.071x1.429]BUw1BPFU3fsJlAl/vt9M9w==[/tex]当x=2与y=4及当x=2与y=0时,[tex=0.786x1.357]Hq6bf3CacUy07X+VImUMaA==[/tex]等于什么?

    • 1

      [tex=2.214x1.0]Z8GWW72u+MH/mjafnp+83A==[/tex]丙酮酸经过丙酮酸脱氢酶系和柠檬酸循环产生[tex=4.0x1.214]EPDWVFNjIR8daNoozaWRDg==[/tex],生成的[tex=3.214x1.0]1AqDCKqjaAug6buHS5Z0tQ==[/tex]、[tex=3.429x1.214]HYAn2+I9AZQLWcA3ajoPaw==[/tex]和[tex=2.143x1.0]qQANfGnLx7pE5mcaEibuNg==[/tex](或[tex=2.071x1.0]YGdeb/NAM7yg+XY6SY16Fg==[/tex])的摩尔比是(  )。 未知类型:{'options': ['3:2:0', '4:2:1', '4:1:1', '3:1:1', '2: 2:2'], 'type': 102}

    • 2

      指出下列电磁辐射所在的光谱区(光速为 [tex=6.429x1.5]1/2H66qmeWP9GenrBNTr2ZhpKiB6H1DdgqtszgSMkTvraIr8dWHn2x3yptmT5H2n[/tex] ) :(1) 波长 [tex=3.714x1.0]StDJXnR43RPspiIKObZzuw9O/dLrVHZu8RJRRAY8kSU=[/tex][input=type:blank,size:4][/input];  (2)  波数 [tex=3.714x1.214]8VzQUldHmwJWvVKk4pz6jk4Am8tzuR2InQyVnni/Bbo=[/tex][input=type:blank,size:4][/input];(3)频率[tex=5.143x1.357]uZDMs7g7gUrO1odXQeZ4JgUgtCwdZjGo6H7tPYh7EJh/4QDeDY5W0+Pdyym88s5X[/tex][input=type:blank,size:4][/input];(4)波长 [tex=2.929x1.0]fh1smEHXU8S6milYZ79dbP7Y0MTZvW00Ph9YYS+SEPk=[/tex][input=type:blank,size:4][/input]。

    • 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

      已知[tex=10.786x1.357]oPxEQGciaJq0uWonaJqXssvTKx2aAMqoshLd51U2O4M=[/tex],若[tex=2.0x1.214]IENxQEh5u4RdnCaqHm72Xg==[/tex]相互独立,则[tex=3.0x1.357]cl60lRnHnAb2Fyha9FYNvw==[/tex] A: 1/2 B: 1/3 C: 2/3 D: 3/4