函數(shù)是偶函數(shù),則函數(shù)的對(duì)稱軸是   (   )

A.    B。     C。      D。

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科目:高中數(shù)學(xué) 來(lái)源:2012年上海市浦東新區(qū)高考數(shù)學(xué)三模試卷(文科)(解析版) 題型:填空題

已知函數(shù)是偶函數(shù),則函數(shù)圖象與y軸交點(diǎn)的縱坐標(biāo)的最大值是   

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科目:高中數(shù)學(xué) 來(lái)源:2012年上海市浦東新區(qū)高考數(shù)學(xué)三模試卷(理科)(解析版) 題型:填空題

已知函數(shù)是偶函數(shù),則函數(shù)圖象與y軸交點(diǎn)的縱坐標(biāo)的最大值是   

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科目:高中數(shù)學(xué) 來(lái)源:2008年上海市閔行區(qū)高考數(shù)學(xué)二模試卷(理科)(解析版) 題型:解答題

已知函數(shù)是偶函數(shù),則函數(shù)圖象與y軸交點(diǎn)的縱坐標(biāo)的最大值是   

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科目:高中數(shù)學(xué) 來(lái)源:2010年廣東省高考沖刺強(qiáng)化訓(xùn)練試卷十三文科數(shù)學(xué) 題型:選擇題

已知函數(shù)是偶函數(shù),則函數(shù)圖像與軸交點(diǎn)的縱坐標(biāo)的最大值是(      ).

 - 4       2      3      4

 

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科目:高中數(shù)學(xué) 來(lái)源: 題型:

給出下列五個(gè)命題,其中所有正確命題的序號(hào)是                

①若函數(shù)是偶函數(shù),則函數(shù)的圖象關(guān)于直線對(duì)稱。

x<2是|x|<2的充分非必要條件;                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      

③在ΔABC中,A>B是的充要條件;

④函數(shù)為奇函數(shù)的充要條件是=0;

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