高一数学必修4第一章任意角的三角函数测试题

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1、高一数学必修4第一章任意角的三角函数测试题2010/3/18一.填空题1.sin(-)的值是2.设角α是第二象限角，且，则是第几象限角3.＝______．4.已知一扇形的弧所对的圆心角为，半径，则扇形的周长是_____________．5.函数y=cosx（x[o,2]）的图象与直线y=1所围成的图形的面积为6.函数y=2sin(2x+)的一条对称轴是7.函数y=2sin()的单调递增区间是8.函数y=的值域是9.当为第二象限角时，的值是10.已知sincos,且，则sin+cos的值为11.已知tan

2、=2,则sin+sincos=12.函数y=的值域是13.求使sin>的的取值范围是14.已知E={θ

3、cosθ

4、taryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand0≤θ≤

5、2π}，F={θ

6、tanθ

7、oJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMini

8、ster,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand2.化简：3.已知一个半径r为的扇形，它的周长等于弧所在的圆的半周长，求这个扇形的圆心角和面积。（10分）3.若函数y=a–bsinx的最大值为,最小值为,求函数y=-4sinbx的最值和最小正周期。（14分）otherstaffoftheCen

9、tre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOffi

10、ceoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand3.(1)作函数y=2sin(2x+)的简图；（2）指出该函数的对称中心的坐标；（3）指出该函数的图象是