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高二数学(文)(2016、1)一、选择题(每小题3分,共30分)题号12345678910答案CADCBADBBC二、填空题(每小题4分,共24分)11.12.x+2y+2=013.14.15.16.4三、解答题(本大题共4小题,共46分)17.(本小题8分)解:(1)由,,............................2即=1......................3(2)........................................4交点坐标为(,)..........................6设直线的方程为:由直线过点(2,4)和点(,),得直线的方程为5x-y-6=0.........................................................................818.(本小题11分)解:x2+y2-6x-8y=0即(x-3)2+(y-4)2=25圆半径为5,圆心M(3,4).........................................................4设所求直线为y=kx.由弦长为8,半径为5,得:圆心M到该直线距离为3..............5∴...............................................7∴,∴.∴所求直线为或.........................................................1119.(本小题10分)解:椭圆焦点为F(0,4),离心率为e=..............................................3所以双曲线的焦点为F(0,4),离心率为2...............................................5从而c=4,a=2,b=2..................................................................................8所以求双曲线方程为:...........................................................1020.(本小题17分)由题意:.................................2..................................................................4..............................................................6..................................................7..........................................................8..................................................11..........12........14..................15..........16..........................17版权所有:高考资源网()