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观察下列等式:观察下列等式:C+C=23-2,C+C+C=27+23,C+C+C+C=21...
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观察下列等式:观察下列等式:
C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAgCAYAAAAmG5mqAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAJ1JREFU
OE/tlN0NwCAIhO3KrMMmzMEULkFFbdXEP5I+NE1JfPOrcMf1kFDOUgpYylkux26mgCcBB0K+3BoD
jDpbOLtA/CgL/sDKB5NK0TT1IR3kZN7Dq9HZm8+/4AluWR2QaCwmQ4fVvsSv1JoEiJqkXcwA8EKQ
Xc6tLIDSA2Mb0y3j4vB5ni1AdBHXKlXSKGB5gbH8avotDbLw0jycQiWEEgTyj0MAAAAASUVORK5C
YII=
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAgCAYAAAAmG5mqAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAIJJREFU
OE/tlN0NwCAIhO3KrMMmzMEULkE9+xNro8i7JMYXP7gT9LASKRIAIpEih6uaGZCFIPdaJJbngBqz
/vKNK6iYIGUXAyCb0FfKw7mmlQHSW80FkLmav/0sAYUw8m+pcQsgUkHZ84CMT8PK3rZjzUOjbgP9
ZO73EJnW/R6in/EJp/CBaYZSzA0AAAAASUVORK5CYII=
)
=2
3-2,
C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAgCAYAAAAmG5mqAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAKFJREFU
OE/tVNsNwCAItCuzDpswh1O4BBUfxTZSNelH05TEP0/gHm4cy62UAFbKrVxO09wCAjE4YAp6ywZ4
lN3imQWkRz3jDxjpsMRSEk10yAd9Fu9ha3R88/EO4tRCKxDXSBhLByZQ7j1GYBGiD5DwNK+2uegC
AsEFoB3tDg6jk2qNAMVHcKRfozrxCZyZmrKGsDTp1jy7jmbZ2/iTXpqHHZujcNRwSGYdAAAAAElF
TkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAgCAYAAAAmG5mqAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAANBJREFU
OE/tVNsRxCAIzLVMO3RiHVRhE5wrvpKLov/HTCY/LrvAwkdTXCcBwElcJ4+zmhUgBoJc+yhoXANE
meUn35xBggakfMQEEDXQXUrFuUULA0iNzQUgcy6+1LMFSAglv0tDtQCcMAh7NSBjHVj6j+PYq2FQ
9wfcjZns/diFxQKZW2v/swGXkxZuG2asYLNpv84hu7OYzQCd8X1wYLg45a3hAYqXqO2oI8lkg6Ws
6d7V6E1Gl2rHHPOZ9i5tdsianL4421dj8y7ND+jxAn0BAX1uK9srulEAAAAASUVORK5CYII=
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAgCAYAAAAmG5mqAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAJFJREFU
OE/tk8ERwCAIBEnLtEMn1GEVNkFATEwcjfrJy/s5w8pxDIeoYEUGrAhWipObPhCEAMyuALLEXNgB
ojCCUPCqQArlRxsI9PpVEe2GwtqmCUTGCigd+x2A9N9LIyCyoA6L5sGn+LaUJ/WEqqSm9mApXYkN
APderPUWZ7EmKx7lU1OWNrDv4b6XfQ8/H9AJaaZa7ZgLh0QAAAAASUVORK5CYII=
)
=2
7+2
3,
C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAALZJREFU
SEvtVckNwCAMoytnHTZhDqbIEimhiEviRn20ROKHTGJs5yJTYlcx2K4Su4DshFUwVAQCSGHfk2Uw
LZlLc3aA2WY0yQOWf0tDGt/nzAqWdfYcqdvCfdFO7WaSG6ezQcKm88zHk5FNpJmJPDMW8wBst6DB
cW8iUhy8Wq6ARVSigs4xq0mLpMBZrYuznth2/gW3ccY5yxQTj7oMRiwTN+oiGHMXVmEZrJBndiyf
c+lO/Ulq3Ezlu//VvI07AAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAOlJREFU
SEvtldENwyAMRNOVvQ6bMIenYAkXUxAGBTDByleRqvYjfZyP4/KhuC6rxTCrdVmB0oQzWPDAFvw+
4Cksdp7AkJzDLeFjGHryKyndVgNYIA/68QpzeQDoGAoqlUsY75oOQuGfChZpBGenKdxlmJUydCee
sZIS1vitEJXG0HmmjO4fpjRKPPaiZykiNxlDV3tO5GZSQeUPPUz2XPwtcrgYkx/uYCE0jcutUsTt
w5or27bJQ5goT5VnScHNmDIx+Q5D7veHyipRFucxjDgmedRDGHtXT3sMG3Ra82LuYvPiddq866bK
vopduVacQUS1AAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAQFJREFU
SEvtldsRxSAIRLkt246dWIdV2AQRfMYRQ0YnX9e/zMQTdlnID+OBU4dgpw6cArFCGebRApAFCMZh
UHxVgAV0BtD6RPA2AsvDAjqHeTtUQ1UadA/lTWHBmQF2r1QqTq4MLGaV8e4OLDg00XhTdW3IzK6n
Tr7oqCpn1E1FM1c5o/qSV03uOmyLBpDE5zj0eJVMRfj5lT9M61R770PPeKwm8aCtUiajS7NcWb0w
wuKcVkBaoOXxQeZkwEO4bd1+1N7Dur7w3lPJTKtD2LBpZtm3fVgub9h7WzJ5r3RSt2Hx11WlbsLI
uxYdGZb9KOEsPrOsus7vGfxwnF7O+tHKLmVqphgaQKtXAAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAALtJREFU
SEvtlO0NxSAIRX0rs46bOIdTsAQVRWtI9ZVo+kuSJm2VE7h8/CiZ22UM22VuFyhnOIVhIHBAAdWt
6Fma8vjYDsew5qBhkXwDpPcErJ9/0uTLCoZIfaDRr8C6jDHAyzSz00Nk+T9SAItmU5iElwvkCKRC
ds1UYftUl2HEVZdyLsJYu7vaY5joUZuz9lJOqzasapsPx8k4uCcyo2Bnn4lgoxVUjs8+e+qruWZl
GZ99Zp/I22PrPrsAR+iQelRYpL8AAAAASUVORK5CYII=
)
=2
11-2
5,
C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAKpJREFU
SEvtldENgCAMRHFl1ukmzNEpWKJSNAGaSMESY4xN+CPPXr0eG6Vyq4phq8qtAmWFXVgM5J2nEMc+
eQ1D4FmmswKWm0GCHyZ/i2KN788sG5Z9dhxA3bgPrpPeTHPj72xyYPfyLFLwxTK1debzDIMIS145
SGGlJe1InnGIno42LzpC2Q4jrEjUHxRNZiXRDKslGmGtRBtMSOzDlDyTEgc6m1up90bQDl3uxUxk
aORPAAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAANhJREFU
SEvtlFEOxCAIRO2VvQ438Rycwkuw4taUpalgMP1ak6Y/5jGDMAe1k3Ydhu06aReoO5zBasncgu+X
C1Wj8gSGBIBLwp9hWKhYUlSpB1ilkv32BtN8AASGZpdKE8ZV+0M4+ueCNRrl2GuK7jJslzKESM9Y
yRjW9neI6jZ8PXOO7h/mbJS49mLP+ojoGRMhoMZnEkFwBqOC3aKp5V4C4uQzbPJFY/qxFT2nOgzj
iBobEoRdFh3rZNgUFsMwaTEI+7UYgymLc5iRadqiQ9nafr64m2vC6AObZsKjRo0KzQAAAABJRU5E
rkJggg==
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAPJJREFU
SEvtldERxCAIRLmWacdOrMMqbIITNacyUcng5Ov8y0zy3AWWfCgdOHUYdurAKVB2OIcFcgBcAgL0
FBW3TmCRPAK5UAjBJeD1sIDew4ITalglkt/Iu4VFjwI2Kp2JmysDR9Vl+tYCi54wFR5/vgw2a9VL
Jx90VDVn3E1FM1dzxvpKrZrd9bAtGsAW9+PQ41U2FcOfX/nDtJVq771YsxwrOR5l9oZ0pJTwUM+V
8RrKURKw4MUq4tyWpbCxqQg4X1qzZob1uTXCmkVFAjY2O4tmmFxNBpujRZsyYXENq/+Bazjlpr3b
vi/G6WHWjyr7AnZzr2UN2zMnAAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAOpJREFU
SEvtlekNwyAMhenKrMMmzMEUXsLFXHWtAnGNqv4IUqQc8MnPx8sD83KnFsFOLXcKVBQuYRDRO48R
xK4UKDX1Cml8nMPGAQlLGAYg32dgf9zIpM0CBoA80BQsMKYYor8osxz6EFl5Dxi9JmdLWAuvFMih
bxXS50wUlks1w5Cq3spphFHuXtWew1o+enP2XiqyesOKtvnhOCkH945MmbDv/IzN5WiR6hx6P0tR
mCWZQciWsHPaqWuwFJwbp2xSp8yx+l2VuP+h7GQyiWYYl2iEvUu0wYTENWziZ70ppMQLkelG6n8t
6AlY8ZnHHz3engAAAABJRU5ErkJggg==
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAgCAYAAADwvkPPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAKhJREFU
SEvtlNEJwCAMRNOVXSebOEemcIlURanGViuRQsGAf+F5p8kd7AtWVYCtKlgFig67MGfZgGHryi7H
1kB4muog9WCEqVnAyAo4MQKyZw2U+RZslAkv4dIgawWMEDixtMoui3plhUU1rLSohNUWdTBhsQ+L
A3sNZv6xPBjS4gtlc8v24W7OCRsN7RztrzZ3nt1twuA3R0m786xdns6b7Tyby5qH7hMvLaMUZ3eE
xQAAAABJRU5ErkJggg==
)
=2
15+2
7,
…
由以上等式推测到一个一般结论:
对于n∈N
*,C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACIAAAAgCAYAAAB3j6rJAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAQtJREFU
WEftlokNwyAMRenKXsebeA6mYAlqc0jBHKkiaKkEEqoiEvP7fOi/PC+zwxIhOyyzg4iQlaEQRx4M
eHLr5faFWJTa4f1rIQGC9XiEFOVwiOjuOER2JBKGmcyRuNGuHWp/MuLXQiiiHyIa9iHygMiC6drw
ObepsTjZk3R8zlgIf4T2IZHwba//65gDIfxyiKQ/kmehhHwix9HJgfaTs4RYTBc1XRqLAfJORIjY
/HsFMEVIEaSRGj4HokRMdEQisZ46u8jTR6lxnqAdLMeKF2Zi8n7DYE8hMrSL6t9IK0qaKgcxrVhz
5PHFjqAu1FTEk7qmLURfnOui6ppe53Z8zu1A+5YTOEI06TeCr7GfXJ2wmQAAAABJRU5ErkJggg==
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACIAAAAgCAYAAAB3j6rJAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAATFJREFU
WEftlg0OxBAQhbtXdp25iXPMKXoJO0/ZoJTd0NqEpGn2h/k8D+9lpG0zNIDM0LYZIOyqXIHsWmHZ
jkdpsw+kvgBhQ8QDS8dDl0FYGz1SgmSKBZDdaHXPknieqlmZAKSGq1MFAbE17WC/NIEIiVHP7ZrA
TQCZQRGmpzwCBfxBJu/BYljp2zxyw7G2QFKRlyL/rIjEgd53jT0e4rOp6pHulx6TC1vfgEgn4h8V
sX1LB9B5zIaElnbCZ0QDMraOm6FKU1QvECZXSMqdPSLf4TYGBKbt36EAXUCiQTIg8rvS+pNp4SMo
cvip8ETr1LQ0QUxMBvVjHQW9Yvh/5nbuokjksZxHgsKl0DQcJCmMGHkyqjNxp13jZYkVSQt7X2Rh
cru3kHWqB9oNUWQFo6zIbyCervaxdmawAAAAAElFTkSuQmCC
)
+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACIAAAAgCAYAAAB3j6rJAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAU9JREFU
WEftV4kNwyAMpCuzjjdhDqZgCRfzJIEaQitMUilIUdWm2Jc721xe6Je6wyIgd1jqDiCCKm0gFkEp
kg2VNuiEETeAODRaIdiY3YIHk78IAeKBWKhYIHY0GkFaWCDO6ApIyZAEKW1GFGBSxue9CogzqH2R
6k2Li6RJFRo7ZlHnDM0R6hrhpunNEeIl1sYukUSZxpidYiVZZFv2+FhD0sjxsEd+gNQsP4z8MyMC
4z0cIeVoOK2R4EVmzhOyGOHY+AaI3wT2R0bC3tYE+ozZt4ohUr0pW8hkE9ITfhwDs4BYyH6EY8T/
Rj6WQBDY/HkkYAqQIggDxN/XxiAk7qmOiJFYT42r0GlImnjicgELM705OPo/czhOYaSoMa5GDomp
FbnXDXEgVWIy2qxfkQZSJ851MWyekh/O0me5TwfaCi9y8sq5CkLPKq7FELK9AV98m7jkZWwQAAAA
AElFTkSuQmCC
)
+…+C
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACIAAAAgCAYAAAB3j6rJAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAARZJREFU
WEftV4kNwyAMpCuzjjdhDqZgCRdDaMG8SqhEJSNFUYWxj/NBri/0Q50wCMgJQ50AInRlDsQiKI3G
zSOXI5xBzXJOgVhQXkMbgVggTVY5x0D8IrA3GQlrexzVOQdAfHDIxBfRb9oR+BmajjvUvHe7gFi4
ClVAQnUEbdARCAKb3jkBW4AUSRqt8fPamIsxwhEZiXrqPEWfllrj0Oh2spQrFkyMUXxDzFsYKTTW
0khWmI4itYnr8udAWGFndC3US8SbTk3aYskIL5x0UZ2a3skNl9m39Qns9EJbvi0fBgoQTqAw8s+M
3Pz6jk6R+JGKnaWPXnajih/5kJHbPPEjlbFgfycYQ+JHmBESP/LQ/3SXH2MD3tE9PpWnL32uAAAA
AElFTkSuQmCC
)
=________.
相关试题
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察下列等式:观察下列等式:
C
+C
=23-2,
C
+C
+C
=27+23,
C
+C
+C
+C
=211-25,
C
+C
+C
+C
+C
=215+27,
…
由以上等式推测到一个一般结论:
对于n∈N*,C
+C
+C
+…+C
=________.
-
观察等式
C51+C55=6,
C91+C95+C99=27+23,
C131+C135+C139+C1313=211-25,
C171+C175+C179+C1713+C1717=215+27,
…
由以等式推测到一个一般的结论:
对于n∈N*,C4n+11+C4n+15+C4n+19+…+C4n+14n+1=________.
-
观察下列等式:22=1+3,23=3+5,24=7+9,••,32=1+3+5,33=7+9+11,34=25+27+29,…,42=1+3+5+7,43=13+15=17+19,44=61+63+65+67,…按此规律,在pq(p、q都是不小于2的整数)写出的等式中,右边第一项是________.
-
观察下列算式:
21=2,22=4,23=8,24=16,25=32,26=64,27=128,28=256,…
用你所发现的规律得出22011的末位数字是( )
A.2
B.4
C.6
D.8
-
已知x,y满足不等式组
则z=20-2y+x的最大值是( )
A.21
B.23
C.25
D.27