题目内容
在△
中,角A、B、C的对边分别为
、
、
.且
.
(1)求
的值;
(2)若
,求
的最大值.
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(1)求
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(2)若
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解:(1)
(2分)
(4分)
(6分)
(2)∵
, (8分)
∴
(10分)
∴
. (12分)
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(2)∵
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∴
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∴
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略
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