10.甲:函數(shù)是奇函數(shù),乙:函數(shù)在定義域上是增函數(shù).對于函數(shù)①.②.③.④.能使甲.乙均為真命題的所有函數(shù)的序號是 查看更多

 

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甲:函數(shù)是奇函數(shù);乙:函數(shù)在定義域上是增函數(shù)。對于函數(shù)①,②,③,④,能使甲、乙均為真命題的所有函數(shù)的序號是                

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甲:函數(shù)f(x)是奇函數(shù);乙:函數(shù)f(x)在定義域上是增函數(shù),對于函數(shù):
①f(x)=
1
x
,
②f(x)=log2
x2+1
-x
),
③f(x)=x|x|,
④f(x)=
2x-1,x≥0
-2-x+1,x<0
,
能使甲、乙均為真命題的所有函數(shù)的序號是
②③④
②③④

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甲:函數(shù)f(x)是奇函數(shù);乙:函數(shù)f(x)在定義域上是增函數(shù),對于函數(shù):
①f(x)=,
②f(x)=log2),
③f(x)=x|x|,
④f(x)=
能使甲、乙均為真命題的所有函數(shù)的序號是   

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甲:函數(shù)f(x)是奇函數(shù);乙:函數(shù)f(x)在定義域上是增函數(shù),對于函數(shù):
①f(x)=,
②f(x)=log2),
③f(x)=x|x|,
④f(x)=,
能使甲、乙均為真命題的所有函數(shù)的序號是   

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甲:函數(shù)f(x)是奇函數(shù);乙:函數(shù)f(x)在定義域上是增函數(shù).對于函數(shù)①f(x)=-,②f(x)=tan x,③f(x)=x|x|,④能使甲,乙均為真命題的所有函數(shù)的序號是   

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