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C.當(dāng)時(shí).若b⊥.則 查看更多

 

題目列表(包括答案和解析)

若當(dāng)時(shí),函數(shù)取得最小值,則函數(shù)是(   )

A.奇函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)          B.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)

C.奇函數(shù)且圖像關(guān)于直線對(duì)稱(chēng)         D.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)

 

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若當(dāng)時(shí),函數(shù)取得最小值,則函數(shù)是(   )

A.奇函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)
B.偶函數(shù)且圖像關(guān)于直線對(duì)稱(chēng)
C.奇函數(shù)且圖像關(guān)于直線對(duì)稱(chēng)
D.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)

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若當(dāng)時(shí),函數(shù)取得最小值,則函數(shù)是(   )

A.奇函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng) B.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)
C.奇函數(shù)且圖像關(guān)于直線對(duì)稱(chēng) D.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)

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,當(dāng)時(shí),,若在區(qū)間內(nèi),有兩個(gè)零點(diǎn),則實(shí)數(shù)m的取值范圍是 (      )
A.B.C.D.

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若當(dāng)時(shí),函數(shù)取得最小值,則函數(shù)是(   )
A.奇函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)
B.偶函數(shù)且圖像關(guān)于直線對(duì)稱(chēng)
C.奇函數(shù)且圖像關(guān)于直線對(duì)稱(chēng)
D.偶函數(shù)且圖像關(guān)于點(diǎn)對(duì)稱(chēng)

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