汪雪元hhb3102012-06-30T06:05:00Z2015-01-30T07:56:00Z153303wxy2135511.6359配套练习:1.不查表,不使用计算器求值.(1)H4sIAAAAAAACC7t+9tgsBjBwEGZgYuAEsQL9GUEMZk9GBqCQDFiWFYg5mWAsJkZGKIuR6f///2CW
HqMEVIwbro6HiYHJQVgIyFJj42eQYvgPUswgAOQfALK2g3jCDAzbgYZxQ9XwMPgmlmSEVBakMjAY
gO3+zaTwH+LCCSBLmViYGAR8QxRcK0qKEhn4uBZbfBRiiNj4sTwRiBUcPpcrc6b5sQAV6gJVcwBp
I64vDIuEQFrzK2F8LT5UfgkHKv8PM4QPsb/hH5L9DCD7QzJzU4sV/FLLFYLycxPzcNjPyACiP8Dd
sYCRTxAUNKYmnFD+Mz5mICs5vzgVpmIaD0iFmRlMRQYXuooHbCAVxnAVO1jQVWQwgVQYwW0xYYCp
wOIfcHgGV+Ym5ecwMIjxcS3BF54Q/zDC/ePHCTJCN58LGntc4BgGBxM07gQY2MG8PSAntTEyMSkF
VxaXpOYy+IHMZQDqUGToAmsAESGfhRjQw44ZrB8AkCHYYagCAAA=
;(2)H4sIAAAAAAACC7t+9tgsBjA4wMnAxMgJYl0IZWQAMpjFGRkYmBhkwLKsQMzJBGMxMTJCWYxM////
B7P0GCWgYtxwdTxMDEwHOIWALDU2fgYphv8gxQwCINuArO1A3AC0aDvQMG6oGh4G38SSjJDKglQG
BgOw3b+ZFP5DXDgBZCkTCxODgG+IgmtFSVEiAz/XLouPQgwRGz+WJwKxgsPn8hqJtIksQIW6QNUc
QNqI6wuDOidIa34ljD+NGcKHmN/wD8l8BpD5IZm5qcUKfqnlCkH5uYl5OMxnZADRH+D2LGCcyQ7y
uqEpJ5Q/gZUZyErOL06FqeBgQlWhxwBSUZyZl4rFLWC/BlfmJuXnMDAI8XPtxudXiFsY4W4pYAEZ
oZ3JBQ1ZLnDog70IDVcBBnYwbw/ISW2MTExKwZXFJam5DBNB5jIAdSgydIE1gIiQz0IM6P5mBusH
ALr/frREAgAA
.2.已知H4sIAAAAAAACC6VTTWgTQRR+M7Nb2zXtbhI9KEVTUQ8FWzHkGOg2WewlJZgUe3Ld6KoLycZmI2lO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,H4sIAAAAAAACC6VTTWsTQRh+ZmZ32W4D+aqiUjQtKm2pBgJ67jYJ9pISTIqChyTqWgNJkyaRGCi0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,求H4sIAAAAAAACC3VSPWzTQBT+3jkuxI1kO6UDEqIuEqiqBEWV2OMmFl1SRU2qMlQ4BgxEyg9NjNKI
gaqKOrCEuWMnVsTC0CFD1aU/KwsrzKX1htTwznGqqhInn99379773t/9OD7YQbTKSp9EUqJvawQG
ynMCBLrRrcpbEMWIxGAwiNAjuh3rxsXILiX6VFYmGD0Y03EHA2mMJRis6TM+4G0pwDbTjcdWKeS9
4G2p884HHkcsScknJLolypRhHuCv2LwYZvuZIiFglCo1v2Ut+W1ruVHz6nj29U/b421lztuq9nom
wWYP2TrFcl6TThwaAVtW8YUPowjz4noEdiIZodipvWhUgV1T+7DxM/2fCAQpT9kpeRlJJrnegdKN
q7y4rHJl5QwqQRW5Yr70BDSxWqnb1eqC16q8zDZe+QXvjd+CqV6vzlTibEw123jfrPhNeQkzkS9Z
zkbQ9BAzXSEZOzw5+oU0bk7POb3cnF0IDf2paxfOpu4yntRthE54P+wtuIwMPStFzwln3cWwF2ky
LD8uMrBn3ZzrhPKz9RRxfSR4cZOI61cge6BC466JrYC1W5781SES3e/K+tVpyzcxHCHiyRq4EZ32
5Ny3mfdesdMK/BpmZI8BDdP4NHLB/u80RpMd9p2iuQL/AH+fwIHSAgAA
,H4sIAAAAAAACC6VTzWsTQRT/zUx2TbeBzUc9CEUTQU0btFDqvWkSLEJKMCkKHtKYrhpImjQbiQGh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的值.3.已知H4sIAAAAAAACC7t+9tgsBjBYwPWAmZETxAoIZ2QAMphNGYEEgwxYlhWIOZlgLCZGRiiLken///9g
lh6jBFSMG66Oh+kB8wIuISBLjY2fQYrhP0gxgwCQfwDI2gHECVwMDDOYgXqgangYfBNLMkIqC1KB
ahg4gKK/mCA6QIAFiHUZIWaLMDEwtXGCWMJAVgwXyJ2/mRr+QVROYASrZ2IQCMnMTS1W8EstVwjK
z03MY7gx/2P5QyBWUPhcXsWZ1gIxkxFslxFXD/MUTpBW00oIP49xIphvWMkJ5icwrWABOpchOb84
FSaixwASKc7MS8XiBiaQG4Irc5PycxgYsji5LDI+CeFwAxPYfx/gbklg8uQAGWGbCeN3MIP42pno
9jCi2fOdlcsMtz2MUHuY4PY8ZAOZmwS3x4IJwueCxgoXOObAQcoAsVuAgR3M2wOK6zZGJial4Mri
ktRchhaQPQxAHYoMXWANIAUtX4QY0P3IDNYPAOW9nnOAAgAA
,且H4sIAAAAAAACC7t+9tgsBjBIYGNgYuQEsQqiGBmADGZWRgYGJgYZsCwrEHMywVhMjIxQFiPT////
wSw9RgmoGDdcHQ8TA1MCmxCQpcbGzyDF8B+kmEEAyD8AZB0DYgU2BoZjQMO4oWp4GHwTSzJCKgtS
GRgCwHb/Zmr4B3HhBJCtTCxMDALBlblJ+TkMDOwcXDYLPgox3Jj/sfwhECsofC5X5kzTYQGq1gUq
5gDSRlwJjHwgrzAUVML4PUwgflIluvkMaObbc3D9xm0+IwOI/oBkzztmkBE2cHv8GCF8LPYwgOwJ
ycxNLVbwSy1XCMrPTczD6Q+IPYxwe0wYQEYYVHJBQ40LHLJgY6FhJsDADubtAcVFGyMTk1JwZXFJ
ai6DDshcBqAORYYusAYQseezEAO6n5jB+gG/wwogIAIAAA==
.(1)求H4sIAAAAAAACC7t+9tgsBjB4wMbAxMgJYn2IYmQAMphvA9lMDDJgWVYg5mSCsZgYGaEsRqb///+D
WXqMElAxbrg6HiYGpgdsQkCWGhs/gxTDf5BiBgEg/wCQdQyIF7AxMBwDGsYNVcPD4JtYkhFSWZDK
wBAAtvs3U8M/iAsngGxlYmFiEAiuzE3Kz2FgsOfgYub5JcRwY/7H8odArKDwuXw7e5oFC1C1LlAx
B5A24kpgXMIKcm9SJYxvwQTho5sPIkHmh2TmphYr+KWWKwTl5ybm4TCfkQFEfwDq4oSam8XMDGQl
5xenwkT0GEAixZl5qVxQH3KBQwFsFdR/AgzsYN4eULi1MTIxKQVXFpek5jJYgOxiAOpQZOiCaAAC
jT9CDDD/QexnBNvBwAAAWVMGkswBAAA=
、H4sIAAAAAAACC7t+9tgsBjBQ4GBgYuAEsQxDGEEMZnZGBqCQDFiWFYg5mWAsJkZGKIuR6f///2CW
HqMEVIwbro6HiYFJgUMIyFJj42eQYvgPUswgAOQfALKOAfEDdgaGY0DDuKFqeBh8E0syQioLUhkY
AsB2/2Zq+Adx4QSQrUwsTAwCwZW5Sfk5DAwWnFx/FnwUYrgx/2P5QyBWUPhc/p017RQLULUuUDEH
kDbiSmC8wwZyb1IljG/BBOGjmw8iQeaHZOamFiv4pZYrBOXnJubhMJ+RAUR/AOrihJq7iIUZyErO
L06FiegxgESKM/NSsdiF7pe/+PwCsYsR7qcOZpARuplc0JDjAocu2AvQcBNgYAfz9oDio42RiUkp
uLK4JDWX4RTIXAagDkWGLrAGELHnsxADur+YwfoB56a2dSQCAAA=
的值;(2)求H4sIAAAAAAACC7t+9tgsBjBoYGZgYuIEsSbHMzIAGcyngGwmBhmwLCsQczLBWEyMjFAWI9P////B
LD1GCagYN1wdDxMDUwOzEJClxsbPIMXwH6SYQQDIPwBkHQNiB2YGhmNAw7ihangYfBNLMkIqC1IZ
GALAdv9mavgHceEEkK1MLEwMAsGVuUn5OQwMHqxcp3l+CTHcmP+x/CEQKyh8LhflSONiAarWBSrm
ANJGXAmMFkwg9yZVopsHIkHmhWTmphYr+KWWKwTl5ybm4TCPkQFEfwDq4oSaq8cAdD5DcWZeKhfU
/VxgP4INhrpegIEdzNsDCpU2RiYmpeDK4pLUXAYukMkMQB2KDF0QDUCg8UeIAeZ6iG2MYDsYGADb
JpVAqgEAAA==
、H4sIAAAAAAACC7t+9tgsBjA4wMzAxMgJYl2IZ2QAMphPAdlMDDJgWVYg5mSCsZgYGaEsRqb///+D
WXqMElAxbrg6HiYGpgPMQkCWGhs/gxTDf5BiBgGQbUDWMSBuYGZgOAY0jBuqhofBN7EkI6SyIJWB
IQBs92+mhn8QF04A2crEwsQgEFyZm5Sfw8BwmoNL8sJLIYYb8z+WPwRiBYXP5WxsaVNYgKp1gYo5
gLQRVwJjHhPIvUmV6OaBSJB5IZm5qcUKfqnlCkH5uYl5OMxjZADRH4C6OKHmmjAAnc+QnF+cygV1
PxfYj2CDoa4XYGAH8/aAQqWNkYlJKbiyuCQ1l2EKyGQGoA5Fhi6IBiB481qIAeZ6iG2MYDsYGACb
aLjQqgEAAA==
、H4sIAAAAAAACC7t+9tgsBjBYwMzAxMgJYm2IZ2QAMphPAdlMDDJgWVYg5mSCsZgYGaEsRqb///+D
WXqMElAxbrg6HiYGpgXMQkCWGhs/gxTDf5BiBgEg/wCQdQyIE5gZGI4BDeOGquFh8E0syQipLEhl
YAgA2/2bqeEfxIUTQLYysTAxCARX5ibl5zAweHBwVfH8EmK4Mf9j+UMgVlD4XH6aIy2eBahaF6iY
A0gbcSUwxjCB3JtUiW4eiASZF5KZm1qs4JdarhCUn5uYh8M8RgYQ/QGoixNqrgMD0PkMJYl5qVxQ
93OB/Qg2GOp6AQZ2MG8PKFTaGJmYlIIri0tScxniQSYzAHUoMnRBNACBxh8hBpjrIbYxgu1gYAAA
wPn3i6oBAAA=
的值.4.已知函数H4sIAAAAAAACC6VUTUwTQRR+M7tblm1NfxBTDOqKP6GEn1ATY0xIKG0VDxgCJB5rqQs0gbZSxHKy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.(1)求H4sIAAAAAAACC6VTz2sTQRR+byYb200gv/SgiKaC0hTbSgues02i8RAJJqAn0zVu2oVkE5JIzEVL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的值;(2)若H4sIAAAAAAACC6VUTWgTQRR+M7NJk23IX+tBrRqLSlpiK6kVL4Vsk2g8RIqJeBFijGsNNJu0W0kL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,求H4sIAAAAAAACC6VTTWwSQRR+M7NL6ULCT9tDG3+wUVMaaY0H4sFDt4BiIoYIiR5MKOJSN4GFAgY5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.5.已知H4sIAAAAAAACC7t+9tgsBggQfcDMwAlifPRgBDGYhZmABIMMWJIViDmZYCwmRkYoi5Hp////YJYe
owRUjBuujocJaKaoEJClxsbPIMXwH6SYQQDIPwBkbQHiAyIMDFOYgXqgangYfBNLMkIqC1KBasB2
/2Zi/fcY7IYJIEuZWJgYBIIrc5PycxgYkji5qjM+CDFEbPxYngjECg6fy7dzpz1iASrUBarmANJG
XHFMq5lAWjUqCZnHzc+lits8RgYQ/QHJ3ERWkBGalSD+LyaIz0AAZj8oDESYGJgsuUEsYHgyhfPA
xKr5YGKB/BB3NfxjgLqLEdOfNRYfcbmLCeouRqi7EphWC4PclVgJ4RcxWnOD+AWVcHkOZPkEJncW
VHkZBog8urvAfgO6KyQzN7VYwS+1XCEoPzcxj0B4MYGTFcjcuYLAqGZIzi9OhdlUzw8yVCcfwu9g
7uQD8U3zYS7vAfON82HqM3nAIQ5Xnw32mVk+zAZHNhaIDRowHftZkW1IYLrOjMqXBfMN8rH4tQ3o
V4bT5848BYkA46CWlDj4zQ/KBsc/YzEXPc2p4zYXEYYwc115QUbYfobxhblAfF04PwucN8995oLm
KC5wrgNHHTQ/CTCwg3l7QA5sY2RiUgquLC5JzWV4BLKXAahDkaELrAGkIOSzEAO6H5nB+gE/0A/J
PAQAAA==
6.已知sin α=H4sIAAAAAAACC6VSv2/TUBC+e07S1o1kpy0DCIGLgKGCVE0Rc1zHUIagiERiwzLhUSwlThSnCplg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,cos β=-H4sIAAAAAAACC6VSz2sTURCeeS9J2ySwm1QPFdGtoIeiLbTUc7ab1QpGgwl4EbZrfNaFZBOyKTEn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,α、β均为第二象限角,求cos(α-β).7.设α、β都是锐角,且cos αiVBORw0KGgoAAAANSUhEUgAAAXwAAAAkCAMAAAC9k3HWAAADAFBMVEUAAACAAAAAgACAgAAAAICA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=iVBORw0KGgoAAAANSUhEUgAAABQAAAAiCAIAAADQyG7qAAAAAXNSR0IArs4c6QAAALpJREFUSEvF
lOsShSAIhKP3f2eTYcYIudpY/jynD5ZlFVprx+qBEAaAuThRAdxJp/q5Khm5r+A+wjikt9a5z0+n
BqvO3Z3nlQiANHODEZ5/VRdLgjmP8JhEzYMoxPmaYaLQAxaqwvyUO3MXlejS37PVJIRHPdtZxMMM
SX7ybGfdvPAxsDxHgctw+VZ5IQlTIT4wZfOcW6N5cGiHvir/0RzizT1nLvnOd9uP6qt47oR923XD
RkL8Vf93MS6ufX4Y4zxO/QAAAABJRU5ErkJggk==
,sin(α+β)=iVBORw0KGgoAAAANSUhEUgAAAAkAAAAeCAIAAABxIKNkAAAAAXNSR0IArs4c6QAAAHdJREFUOE+1
UkEOwCAIG/v/nxkJpiBWtxi3k7GVdi2iqtfkE2Ai4py48ZMBmeTnu3Dz+IbhKg/oMEg6NWTGp3Xm
Su8r1vSyi/rvNLU/vETqRdIckVxAWnkh3aJeUmmdmWsjega/9Dft3V3g9ak8u0XF7o6LupvnA85X
VAuA+7A4AAAAAElFTkSuQmCC
,则cos β=( )A. iVBORw0KGgoAAAANSUhEUgAAABsAAAAiCAIAAAAhwzVnAAAAAXNSR0IArs4c6QAAAPNJREFUSEvV
lsEOxCAIRNf9/3+2NRhKYUQw7GG9NcEHDji29d4/paudEVtrtgxCnRBvnFPHt/TEA1ZPfOpnabbK
ylNLQWnjrJGCaEHVHXF4I8VM4rYuSIQt2uho61WU+1PFLIk2FA6gFUoTuYSUrFL9+ul5EaHS2e4/
RMZlp2fcZXEv54Qrih0m2mMbTe2S8VGngEQ4pNHOxNWMEhMWdXb/VgnGUWqJP/HHeh2Xp4YGbP3V
CoqJyqVZa//NejmuSgXbFcGlOxMxzURngo65fxWsAv6NTNQYvIgeMdgKlcl7ueafkflp8jMt51Fm
VmjfCv7BKS5wAL0IMIyEZwAAAABJRU5ErkJggk==
B. iVBORw0KGgoAAAANSUhEUgAAABsAAAAiCAIAAAAhwzVnAAAAAXNSR0IArs4c6QAAAOFJREFUSEvF
llsOhTAIRC93/3uuNjSIBcvQYOyfCT0Ow0OptfYrPbRHJCIrg1E7xBO30PEvzbjD6omXfrEmdFZn
rQ3li0MjB/FxXV+YIxc5ZhBDXS7RLVHgo9U7Uc7HKeaRaEPdBrRGzUSRkLJVu1/fPTei63S2+hdR
cNnu6bOs5nJ0+ESxzcR3bKG5XDoe3RQu0W1StDK4mygxsaL25u/pBT2VWuIr+7HeRyhru1YXhUKJ
uN1x1usvnxUbE3ls8WGHsmYhoFhIo6wDRGmCCA7ip0TQx7gy+L/GKCDeup/5eADyEKIKgyU17gAA
AABJRU5ErkJggk==
C. 或 D. 或iVBORw0KGgoAAAANSUhEUgAAABQAAAAiCAIAAADQyG7qAAAAAXNSR0IArs4c6QAAANVJREFUSEvF
lcsWwyAIREP+/5+NHlqKA4K4SN3lcWXAAam1dp0uSmEispszlcCdDHa/TyUP7i24pyCL9dYi9/x5
1WC3cr/I9kgAYM26wAO2b92DZcGaH7Bk4voBNtJ8rWCw0QSDqtQ/5ci6io51+bMtNQvRVt+NDPZY
mmQ/893IfvHSYbCq+RB4DJe7KjJJ6gr4AWWLvXU62vPTe/hJHicnLcYgetsqDwbo1jmvGj6Hg273
YVeqtW0eOTg/B46vGByA+lnIdJjiRQfA5yr8jlvbBf9rjAeD8JkWQc6KqAAAAABJRU5ErkJggk==
8.已知H4sIAAAAAAACC01RPW/TUBQ9105C40a1w4dUUAWmUluooEUMqGNdx1CGoIhEYnTd9FEsJU4UJ4JM
ZEAdsqRDp/6EqgsbAwMTC18DAx2YQOwIvCER7ntxJZ5s3XPPfffo3vO+fHh7CHUGtEW/pyTSfEIe
0G8SYwxVNSt5ohSRNh6PFVqhiyk3rZ3eK2hbNKBpRos5EwWUg+6TWr8tgFs4m7KXMJYSsDh/w2iR
4zrL79FEIy/VNInOa6A5zDH6ow3+Tmbdl5MQD2dV+83tVgO9pRnj+qv5IxyfzOLk4FNvQJ97CzOP
r2X4ttyD98FtQ/bKHYI+9GE6iUFOux2X77ou4Ttz8i+JONyN7Go9FFFd3LDvR/UVZAm5fKlart0B
nXsURk6jsRHEYd1t7YhKsCtiFLO1sCli+4F4aj9sNYMIRT0dsJh1W71OKDqyiGKmXLO9Z91OgFTp
P5Hcu4/vf7BRU1dXvVFp1akklnnPdyq/rlxmfMF0kHjJQjLa8BlZpivDyEuW/c1kpJh1js83GTjL
fsn3Evk5ZoF4ddL4sG/EBuqcZ9hsg43MvHipB4Bx6ol6HVJeT5y3cEZlr+W77LHMfLUfd0UTkC7L
zjUMVYPs/PptFhPnScWfXNFV/z+9JNVEcAIAAA==
为锐角,且满足H4sIAAAAAAACC3VSTWgTURCeebupyTYhm6pQRTQKeijaliCiYMBtEq2HSDCBHjzEdV3rQrIbsis2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,则H4sIAAAAAAACC01RPW/TUBQ9105C46ayQ0EqqAKDRIcK2qoDYqzrGMoQFBFLjK5JH8VS4kSxEWQi
A+qQJQxM/AaW7h2YWPgQC6IDS4sYkfjwhkS478WVeLJ1zz333aN7z/v8/s1LqDOkbfo9I5EWEMqA
fo0YY6SqRckT5Yi0yWSi0Aqdy7lZ7eReRdumIc0yWiqZqKAepg/9QU8Aazids+cxkRKwOH/NaInj
Bsvv0VSjLNU0ic5ooEUsMvqjDf9OZ30uJyEezmoOOve7baQHc8bRR38Nrw4XcPjiezqkn+mnuQf7
Bb4t9+B9sG7IXrlDOIA+yicxyOn1kvpN1yV8ZU7+NZFEu7HdbEUibomr9u24tYIioVSuNev+ddD8
vSh22u3NMIlabndHNMJdkaBa9KOOSOw74rF9t9sJY1T1fMBq0e0+6keiL4uoFuq+7T1J+yFypf9E
Sm8/vPvGRs1cWvXGtVWnkVnmrcBp/Lp4gfFZ00HmZVey8WbAyDJdGcZethxsZWPFbHB8usXAWQ5q
gZfJzzErxKuTxod9IzZQ57zAZhtsZOHZvh4Cxokn6nVIeT113sIplR3Id9ljmcvNQZKKDiBdlp03
MFINsvPL8QKmzpOKP7iiq/5/YC+ok3ACAAA=
等于( )A.H4sIAAAAAAACC3VSPWzTUBC+e/mhcVLZ4UcKCIGJBEMFqUUlxBjXMZQhKCKRGBiskJpiEdtRbASZ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或H4sIAAAAAAACC3VSPWzTUBC+e05C4xjZ4UcKCIGJVIaqtFYHiphwHUMZgiISiQGJyAS3WErsKDaC
SEh0QgiGMDBUTGwsrN06dGLgb6UDA0JiRALkrRLmzjZRhcSz37vvvbv77t3d+/ThzQtIhy6B2Jth
9PYmQhlAGiKAgM1UW6QpEHOEIkmSFC3gsfysIv7aKQKELlUInSmpoEDTie50xkMXwIBD+elxSJgC
NNrvENqi+YUYtjDjKDObYHREvMQLcILQntj4nd31GaZCgNbxBm6oX3Xv6deCgePD690a7D7/Hm3g
z8hW1qBAZmfJWiG5JLOTxGjZgB36QMoixPBAZBHqyb4IyBGaHd2+H40cOCi/Mm4Y/4mAqfxBXuVp
JKYIxtu4mec8i+ZwGDYvWRYCJ8Kz4Ybeuq+3e57r99x5/YrfW4AiQqncaDc75wAPX/d8s99fcUKv
ZwW33Zaz7oZQLf6beFVqjwe3gj6prODuyHNHrIRqYXr/nGkfSendx/ffqCUzpxftSWPRbMWaerlr
tn6dOkn4qGpCbMez8WSlS0hTLRYTO57rrsaT9OQiyYerBMy5bqNrx/ybqoKUOgoaVD+k0kjA5SmC
zAV9vMTLMi8GaajsFbYRhae1epDWXs7rJadvJGt11h0NDqS7bX4djyhEvT0OI3cAwJ1gz/PwJHOg
8flrbdr/rDuYdh/gD2BEyOT2AgAA
B.H4sIAAAAAAACC3VSvW/TUBC/e/mgcaLY4UMKCIGJRIeqtBVqEGLCdQxlCIpwJAYG1wS3WCR2FBtB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C.H4sIAAAAAAACC3VSvW/TUBC/e/mgdqI64UMKCIGJBENVGguhiBHXMZQhKCKRGBhcE0xrkdhRbASZ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D. 9.已知函数H4sIAAAAAAACC51TPWhTURT+7n15sU2DLz91EIKmQaU/1NIMDkIhaRqMQ2owKY5Jmr7qg/yUvkia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==
,(1)求H4sIAAAAAAACC7t+9tgsBjBQYH7AyMQJYl2OYWQAMphjGRkYmBhawLKsQMzEyAhlMTL9//8fzNJj
lISKcTPB1PEwPWBUYBYGstTY+BlkGP6DFAOBABAfALLPAvEDoOq1QOO4oap4GHwTSzJCKgtSGRgC
wKZwgsxjArFEmBwYjRhlgKzfTAv+QVw7gRFMMTEIhGTmphYr+KWWKwTl5ybmMTjcEGIQuBVfdiAh
qewqZ1oMC1CZLlA1F5A24oJoYmDQ0DRhPAA3vYYB3XRGkkxnZADRHzBsSatwBdrSAvXjX7gfQ0M/
MrAyMrAxuAT7hpgxMAqHZ+Y55uQ4JRZnJjvnp6QGJKanFjMIsqLbLsgcXJmblJ8DlHLOLy3KTC0C
STIIsviGKLhWlBQlMkBNQjKE7fS5M08ZhBg4FOVd+130HQO+CPC7xzsGfJKXA7JF+R0Zvrh+Uf3S
7xQPZAnwO4OoftcvWvEeX/rBIg5Aut4DyHDUineJd/0CQo78PIwMQMgEBECfMgJDgJkBFAqsDFyM
QIHmNCDRpAFiVYBYmqAQQcQ1KEVAIpABGvICDOxg3h5QsLUBzVUKriwuSc1liAGFMihc3Rm6YFoY
JjwSYoDFKyTkQfaDAAD5FyAx0AIAAA==
的最大值及相应的H4sIAAAAAAACC11RS0sCURQ+5/qoVJhRaxFITkEtBCtatHbSISEMSaNd01hTCY6GrxSEFkGLNrZu
1Q9p4apNj23RKoK2ETG7IDv3OoV0mMv57nl859xvHu9vLkGYggl0j3HU2EYg4JpGAAYdkfXQYYgO
Qtbv9wWax0kn5me/dQGWQAXDhOa8EkSgz4vJZDo9wnHyL3QsovM7VQHIGPXDfPvIBFgULGOcj3E0
zl5gjXgAvtjV92DbC7ELrSfni5ZZU9bNY2WjYhllSDyFQH7Wm72dQjMS2O+5qSxOxfxpSz7exDtb
7R7rOLPf/2Zvbr6CB8ELqVwmvwwY3iqW1VJpxagVd5OVPTNrHJg1CHr+zwy6cm2rUClRKllpVItm
lSch6M7kFa1VrxrgMA2ReG8f7t4gBKPTUa2bWlCztiyt6mr2MzpFeEJSwdbsWbu7ohOSpSR3Xc2O
6Wm7KyIJ8idpAmpMT+mazT9VCiC9DxkZiYOkkovublLUhxQ4bcGw5vzP4EBQR18ZRsTtmqt/Rjwz
uXatblqUJy0BfLAK56KF9168hmCgLwr/QRmX6P8B2MBvUVgCAAA=
的值;(2)若H4sIAAAAAAACC7t+9tgsBghge8DMyAlifIhmZAAymP0ZgQSDDFiSFYg5mWAsJkZGKIuR6f///2CW
HqMEVIwbro6H6QEzA5sQkKXGxs8gxfAfpJhBAMg/AGTtAOIDQGUzmIF6oGp4GHwTSzJCKgtSgWoY
OICiv5ggOkCABYh1GSFmizAxMJ1hAbGEgaxFrCB3/mZq+AdROYERrJ6JQSAkMze1WMEvtVwhKD83
MY9hxaqP5RuBWMHgc/lMmbRjEDMZwXYZcfUw32IBaTWthPDzGO+C+cZQfgLTKiYQXxPO9wCHhUYl
FvuZQPYHV+Ym5ecwMPDKcm1b8FEIh/1MYL99gLsjgamPGWSELYa5jGjmRshy5eI2lxFqLhPc3HVg
9xZiM5eE8MJ0bxMDyIS0Si5oTHKBYxscDQwQuwQY2MG8PaD00cbIxKQUXFlckprLcAxkLgNQhyJD
F1gDiNjzWYgB3Q/MYP0A46sssrQCAAA=
,求H4sIAAAAAAACC6VUTWgTQRR+M7OJ6Taw+dGDUGwsKFqJQqh6zTYJ7SUSmhRPkqRx1UDSbZsYzUla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的值.