资源描述:
《高数双语测试题1》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、Test1Date___________Class___________Name___________Score____________Choosethebestanswerforeachquestion.(2*50=100pts.)21.Thedomainoff(x)ln(x4)is().(A)
2、x
3、2(B)
4、x
5、2(C)
6、x
7、2(D)
8、x
9、2x12.Thedomainoff(x)1xarccosis().2(A)x1(B)3x1(C)3x1(D)3x1x23.Thedomainoff(x)is().2xx(A)allx0,1(B)x2,x
10、0,1(C)x2(D)x22x44.Whatisthedomainofthefunctionfgivenbyf(x)?().x3(A){xx3}(B){x
11、x
12、2}(C){x
13、x
14、2andx3}(D){xx2andx3}225.Thegraphofyx9issymmetrictowhichofthefollowing?().I.Thex-axisII.They-axisIII.Theorigin(A)Ionly(B)I1only(C)IandIIonly(D)I,II,andIII26.Supposethatf(x)lnxforallpositivexandg(x)
15、9xforallrealx.Thedomainoff(g(x))is().(A){xx3}(B){x
16、x
17、3}(C){x0x3}(D){x
18、x
19、3}1x17.Iff(x)istheinverseoff(x)2e,thenf(x)().2x1(A)ln(B)ln(C)lnx(D)lnxx22228.Thecurvedefinedparametricallybyx(t)t3andy(t)t4ispartofa(n)().(A)line(B)circle(C)parabola(D)ellipse9.Thecurvedefinedpa
20、rametricallybyx(t)2sintandy(t)3costispartofa(n)().(A)hyperbola(B)circle(C)parabola(D)ellipse10.Whichofthefollowingsarethesamefunctions().42(A)f(x)xx1,f(x)xx(B)f(x)arcsin(sinx),f(x)x121222(C)f(x)lnx,f(x)2lnx(D)f(x)1cos2x,f(x)2sinx121211.Iff(x)f(x)f(xx)forallrealnumbersxandxwhichofthef
21、ollowingcould121212definef(x)?().1x(A)f(x)x1(B)f(x)2x(C)f(x)(D)f(x)ex12.Thefunctiony=arctanxisa/an()functionin(-,+).(A)unbounded(B)bounded(C)periodic(D)decreasing213.Supposef(x)4xbx5,iff(x1)f(x)8x3,thenb().(A)1(B)-1(C)2(D)-2.414.Iff(x)andg(x)2x,thenthesolutionsetoff(g(x))g(f(x))is(
22、).x11Test1Date___________Class___________Name___________Score____________11(A)(B)2(C)3(D),233215.Whichofthefollowingfunctionisequaltof(x)x?()233(A)x(B)(x)(C)(x)(D)
23、x
24、216.f(x)sin(xx)isa/an()functionin(-,+).(A)bounded(B)periodic(C)odd(D)event17.Thesetofallpoints(e,t),wheretisarea
25、lnumber,isthegraphofy().111(A)(B)ex(C)xex(D)lnxlnx
26、x
27、18.lim().x0x(A)1(B)1(C)0(D)nonexistent.lnx,0x219.Iff(x),thenlimf(x)().x2ln2,2x4x2(A)ln2(B)ln8(C)4(D)nonexistent.2f(x)f(0)20.Iff(x)2