计算[tex=5.643x2.214]VRGxBAWkDwa0+cPFMVu6wTYV1lSKBPhn+I5RZIQs7UQ=[/tex],其中[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]为圆周[tex=4.571x1.286]8or2dLZE7FkHi7DlitbXGw==[/tex],[tex=4.429x1.286]pBLMBEOTgG7oV+dVfyQIHQ==[/tex]上对应于[tex=0.357x1.286]tv9NEQGfxmSBsvmqN3/Q7Q==[/tex]从0到[tex=0.786x1.786]s1Onpl4Owi3lbizi6eUUo9JjfKB6veJV7P4P88jQF70=[/tex]的一段弧。
举一反三
- 计算[tex=5.643x2.214]VRGxBAWkDwa0+cPFMVu6wTYV1lSKBPhn+I5RZIQs7UQ=[/tex],其中[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]为直线[tex=2.071x1.286]FAqTcYA8CahKhM7FlJ8how==[/tex][tex=2.857x1.286]EVugoY37whNmyGP1iZUqgQ==[/tex],[tex=2.929x1.286]XmXKtnP1fnjppiLalV5SSw==[/tex] .
- 6个顶点11条边的所有非同构的连通的简单非平面图有[tex=2.143x2.429]iP+B62/T05A6ZTM0eeaWiQ==[/tex]个,其中有[tex=2.143x2.429]ndZSw3zT0QTOVLVdoUto1Q==[/tex]个含子图[tex=1.786x1.286]J+vVZa2YaMpc6mJBbqVvWw==[/tex],有[tex=2.143x2.429]lmhx48evnQMhi03NovPXig==[/tex]个含与[tex=1.214x1.214]kFXZ1uR8GjycbJx+Ts2kyQ==[/tex]同胚的子图。供选择的答案[tex=3.071x1.214]3KinXFh3SXhZ7nIe1y9KEV6aadxhhJWeEy6Dij1iObdMUZkY6ZA5J2dVVjPSuhEf[/tex]:(1) 1 ;(2) 2 ;(3) 3 ; (4) 4 ;(5) 5 ;(6) 6 ; (7) 7 ; (8) 8 。
- 计算[tex=3.429x2.214]wRY010bH00Vmzta/bkTzgyHTDCM+IqeTkN4DuQ+xybc=[/tex],其中[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]为曲线[tex=2.857x1.286]SX6Mf6VLzor8G12z5cl4Ag==[/tex]上从[tex=3.643x1.286]/+ykKtAYpJFqLiPHEoNypg==[/tex]到[tex=2.929x1.286]ciBol/ZcohHACKSXr8M3fA==[/tex]的一段弧 .
- 直线[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]通过点[tex=4.571x1.286]6OE5XqQgLMSGEDuv9RH0AA==[/tex]和[tex=4.571x1.286]nOF0bCxLh0qTjsVIkseF0w==[/tex]求点[tex=4.786x1.286]XPHBFb3pxq1qLm0Kh6sFTw==[/tex]到直线[tex=0.714x1.286]LA74ioWWkXdGbHCtFk/Sog==[/tex]的距离。
- 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]