PAGEPAGE-11-南昌二中2015—2016学年度上学期第一次考试高三数学（理）试卷一、选择题（本大题共12小题，每小题5分，共60分．在每小题给出的四个选项中，只需一项是符合标题要求的）1．已知函数SKIPIF1<0\*MERGEFORMAT的定义域为集合A，集合SKIPIF1<0\*MERGEFORMAT，则SKIPIF1<0\*MERGEFORMAT（）A．SKIPIF1<0\*MERGEFORMATB．SKIPIF1<0\*MERGEFORMATC．SKIPIF1<0\*MERGEFORMATD．SKIPIF1<0\*MERGEFORMAT2．已知α为第二象限角，且sinα＝eq\f(3,5)，则tan(π＋α)的值是()A.eq\f(4,3)B.eq\f(3,4)C．－eq\f(4,3)D．－eq\f(3,4)3．以下说法正确的是（）A．命题“若x2＝1，则x＝1”的否命题为：“若x2＝1，则x≠1”B．已知SKIPIF1<0\*MERGEFORMAT是R上的可导函数，则“SKIPIF1<0\*MERGEFORMAT”是“SKIPIF1<0\*MERGEFORMAT是函数SKIPIF1<0\*MERGEFORMAT的极值点”的必要不充分条件C．命题“存在x∈R，使得x2＋x＋1＜0”的否定是:“对任意x∈R,均有x2＋x＋1＜0”D．命题“角SKIPIF1<0\*MERGEFORMAT的终边在第一象限角，则SKIPIF1<0\*MERGEFORMAT是锐角”的逆否命题为真命题4．已知角α终边上一点P的坐标是(2sin2，－2cos2)，则sinα等于()A．sin2B．－sin2C．cos2D．－cos25．设SKIPIF1<0\*MERGEFORMAT，SKIPIF1<0\*MERGEFORMAT，SKIPIF1<0\*MERGEFORMAT，则（）A．SKIPIF1<0\*MERGEFORMATB．SKIPIF1<0\*MERGEFORMATC．SKIPIF1<0\*MERGEFORMATD．SKIPIF1<0\*MERGEFORMAT6．设点SKIPIF1<0\*MERGEFORMAT是曲线SKIPIF1<0\*MERGEFORMAT上的任意一点,P点处切线倾斜角SKIPIF1<0\*MERGEFORMAT的取值范围A．SKIPIF1<0\*MERGEFORMATB．SKIPIF1<0\*MERGEFORMATC．SKIPIF1<0\*MERGEFORMATD．SKIPIF1<0\*MERGEFORMAT7．将函数SKIPIF1<0\*MERGEFORMAT向右平移SKIPIF1<0\*MERGEFORMAT个单位，再将所得的函数图象上的各点纵坐标不变，横坐标变为本来的SKIPIF1<0\*MERGEFORMAT倍，得到函数SKIPIF1<0\*MERGEFORMAT的图象，则函数SKIPIF1<0\*MERGEFORMAT与SKIPIF1<0\*MERGEFORMAT，SKIPIF1<0\*MERGEFORMAT，SKIPIF1<0\*MERGEFORMAT轴围成的图形面积为（）A．SKIPIF1<0\*MERGEFORMATB．SKIPIF1<0\*MERGEFORMATC．SKIPIF1<0\*MERGEFORMATD．SKIPIF1<0\*MERGEFORMAT8．已知函数SKIPIF1<0\*MERGEFORMAT是R上的增函数，则SKIPIF1<0\*MERGEFORMAT的取值范围是（）A．SKIPIF1<0\*MERGEFORMAT≤SKIPIF1<0\*MERGEFORMAT＜0B．SKIPIF1<0\*MERGEFORMAT≤SKIPIF1<0\*MERGEFORMAT≤SKIPIF1<0\*MERGEFORMATC．SKIPIF1<0\*MERGEFORMAT≤SKIPIF1<0\*MERGEFORMATD．SKIPIF1<0\*MERGEFORMAT＜09．已知函数SKIPIF1<0\*MERGEFORMAT是定义在R上的偶函数，且SKIPIF1<0\*MERGEFORMAT，当SKIPIF1<0\*MER