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高二数学下学期期中联考试题理-人教版高二全册数学试题.doc

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PAGE-6-2014学年第二学期期中联考高二年级数学（理）测试卷一、选择题（本题有25小题，1—15每题2分，16—25每题3分，共60分。在每小题给出的四个选项中，只有一项是符合题目要求的。）1．已知集合SKIPIF1<0，SKIPIF1<0，则SKIPIF1<0的元素个数是(A)0个(B)1个(C)2个(D)3个2.已知SKIPIF1<0，则“SKIPIF1<0”是“SKIPIF1<0”的(A)充分不必要条件(B)必要不充分条件(C)充要条件(D)既不充分也不必要条件3.设SKIPIF1<0为实数，命题SKIPIF1<0：SKIPIF1<0R，SKIPIF1<0，则命题SKIPIF1<0的否定是（A）SKIPIF1<0：SKIPIF1<0R,SKIPIF1<0（B）SKIPIF1<0：SKIPIF1<0R,SKIPIF1<0（C）SKIPIF1<0：SKIPIF1<0R,SKIPIF1<0（D）SKIPIF1<0：SKIPIF1<0R,SKIPIF1<04.SKIPIF1<0(A)2(B)SKIPIF1<0(C)(D)-25.下列不等式成立的是(A)1.22>1.23(B)1.2－3<1.2－2(C)log1.22>log1.23(D)log0.22<log0.236.函数SKIPIF1<0的定义域是(A)SKIPIF1<0(B)SKIPIF1<0(C)(D)SKIPIF1<07.若函数SKIPIF1<0是偶函数，则实数SKIPIF1<0的值为(A)0(B)1(C)(D)SKIPIF1<08.函数SKIPIF1<0的最小正周期为(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<0x0123f(x)32109.若函数f(x)为则f=(A)0(B)1(C)2(D)310.若SKIPIF1<0的零点个数是(A)0个(B)1个(C)2个(D)3个11.下列函数中，图象如右图的函数可能是(A)SKIPIF1<0(B)(C)SKIPIF1<0(D)12.已知角SKIPIF1<0的终边与单位圆相交于点SKIPIF1<0则SKIPIF1<0等于(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<013.已知向量SKIPIF1<0且SKIPIF1<0，则实数SKIPIF1<0的值是(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<014.已知SKIPIF1<0(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<015.函数SKIPIF1<0在SKIPIF1<0的最小值是(A)(B)SKIPIF1<0(C)(D)SKIPIF1<016.函数的零点所在的区间可能是(A)SKIPIF1<0(B)SKIPIF1<0(C)(D)SKIPIF1<017.已知向量SKIPIF1<0，SKIPIF1<0，若SKIPIF1<0，SKIPIF1<0，且SKIPIF1<0与SKIPIF1<0的夹角为SKIPIF1<0，则SKIPIF1<0=（A）SKIPIF1<0（B）SKIPIF1<0（C）SKIPIF1<0（D）SKIPIF1<018.在△ABC中，三边长分别为SKIPIF1<0，且SKIPIF1<0，SKIPIF1<0，SKIPIF1<0，则b的值是(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<019.函数f(x)=log2(1-x)的图象为1xyO(A)1xyO(B)1xyO(C)1xyO(D)20.若平面向量SKIPIF1<0，SKIPIF1<0的夹角为SKIPIF1<0，且SKIPIF1<0，则(A)SKIPIF1<0(B)SKIPIF1<0(C)SKIPIF1<0(D)SKIPIF1<021.在SKIPIF1<0中，角SKIPIF1<0的对边分别为SKIPIF1<0，若SKIPIF1<0，则的形状一定是（A）等腰三角形（B）直角