本课配套习题挑战模式1/3

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单选题
难度系数:

1.已知函数的定义域为,部分对应值如下表,

的导函数的图象如图所示.

函数最多有(    )个零点
A: 1
B: 2
C: 3
D: 4
  • 提示1IOeUseWvvOWHveaVsOWbvuWDj+WPr+S7peefpemBk++8jOWHveaVsOWcqO+8iC0xLDDvvInihpHvvIzlnKjvvIgwLDLvvInihpPvvIzlnKjvvIgyLDTvvInihpHvvIzlnKjvvIg0LDXvvInihpPvvIw8aW1nIHdpZHRoPTEyOCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9GRi8wOS9yQkFDRTFOUTVwakFTMGNKQUFBQ1ZpT1JKVmsyMjgucG5nIj4sPGltZyB3aWR0aD0xMTcgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRkYvMDkvckJBQ0UxTlE1cGpCNDAxeUFBQUNTUk8wb3B3MzU3LnBuZyI+
  • 提示2IOiLpTxpbWcgd2lkdGg9NTAgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRkYvMDkvckJBQ0UxTlE1cG1ROTFZbkFBQUJ2dF9DeGNRMDMyLnBuZyI+LOWImeWHveaVsOWbvuWDj+S4jjxpbWcgd2lkdGg9MTMgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRkYvMDkvckJBQ0UxTlE1cG5RM3E2dEFBQUJILXMyd09RMjEwLnBuZyI+6L205pyJ5Lik5Liq5Lqk54K577yM5Ye95pWw55qE6Zu254K55Liq5pWw5pyA5aSa5pyJMuS4quOAgg==