函数题
y=丨x+1丨+丨2-x丨 的递增区间是
具体点,
人气:103 ℃ 时间:2020-10-01 14:57:21
解答
(1) X y=1-2x
(2) -1=2 =>y=2x-1
=:>y=丨x+1丨+丨2-x丨 的递增区间是X >=2
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