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以下函数为R上的偶函数的是A.y=x2B.y=x5C.D.y=2x
试题详情
以下函数为R上的偶函数的是( )
A.y=x
2B.y=x
5C.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADMAAAAjCAYAAAA5dzKxAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF5SURBVFhH7VcBDoMgDORl/Inv8BmewlO6FgXR
wQpKJhBMzGKGba/X9qqAiS4xERZYYF5l02qQQoK231GMxYxRIITAewYwjgwDaoF5tTlyzhczXdKy
eqZXWiZixgkm6cx2K3POebFoegMlv7dpRVG8BlhjqxhMjdHbZ5+CMWqnTWoI6w6tDfHz7eioxPcV
JNgjnUCfKftPwbg4E8ub0RG4J2A2B6Al7VMEROFCclwhmVEvHKV8PsuFsZfZVVUN6MtaWtIr/kzK
qdUSm5YJLsFMqV/yGYE5poNFVi6DgksK/z+xz5VukzJzZbCDQacq9bHAh/vzhEFmct8h4cWWYCQy
orjs3QBFJUYjl/rDjd5c0G3AbI7Ymq4E4ptbeqb9ZHsiJj9iCDrTdnpVom50XNi4XxoZfcsMTr70
9/RbAX35rRDdvtaZbAbzohu/MggYWlJ40R0GjFu5GNkYBkyJ6A4BplR0uwdDi2ap6HYPpkYiFpia
bP3z7FTMfAC+nJbvAA5fJwAAAABJRU5ErkJggg==
)
D.y=2
x
相关试题
-
以下函数为R上的偶函数的是( )
A.y=x2
B.y=x5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADMAAAAjCAYAAAA5dzKxAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF5SURBVFhH7VcBDoMgDORl/Inv8BmewlO6FgXR
wQpKJhBMzGKGba/X9qqAiS4xERZYYF5l02qQQoK231GMxYxRIITAewYwjgwDaoF5tTlyzhczXdKy
eqZXWiZixgkm6cx2K3POebFoegMlv7dpRVG8BlhjqxhMjdHbZ5+CMWqnTWoI6w6tDfHz7eioxPcV
JNgjnUCfKftPwbg4E8ub0RG4J2A2B6Al7VMEROFCclwhmVEvHKV8PsuFsZfZVVUN6MtaWtIr/kzK
qdUSm5YJLsFMqV/yGYE5poNFVi6DgksK/z+xz5VukzJzZbCDQacq9bHAh/vzhEFmct8h4cWWYCQy
orjs3QBFJUYjl/rDjd5c0G3AbI7Ymq4E4ptbeqb9ZHsiJj9iCDrTdnpVom50XNi4XxoZfcsMTr70
9/RbAX35rRDdvtaZbAbzohu/MggYWlJ40R0GjFu5GNkYBkyJ6A4BplR0uwdDi2ap6HYPpkYiFpia
bP3z7FTMfAC+nJbvAA5fJwAAAABJRU5ErkJggg==
)
D.y=2x
-
以下函数为R上的偶函数的是( )
A.y=x2
B.y=x5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADMAAAAjCAYAAAA5dzKxAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFESURBVFhH7ZeJDcMgDEWZjJ1Yh2UYhVFc2wFC
I6dAQQpEPMmV0kbgjy+q4EVsMbOynhhvQSsN1ofnjLXEOANKKbQ3iGEcmC1mSraYWdliZuUtYnhg
0pw5zLjwfaBaTFygxv4Gh+LVwRbmikyvGGfCiWoLKQ3p2pA/9xCvIGk9yvnLfpEhkREub84OEsN4
sJrWJyEG5ZykwxTt+90SIc2uHcKBvbQLeTPZJLzV+FvBOSEy0vqS8bv8yWLO7uAxKi0nUgVFv5S6
Q9KM0yCIwU2N1MQ7cRiZu/8hiZFiNEbEjCr8DEoxcpLqg529c3qMmGOj1oIrEYtbx3Cgs5zjPR7/
4BQztHs9g/J5vSwORr1QlE8TU7Ni6KY0m5v7oZuziJijI5Ya1DJiaobuMmJqhu4SYmqH7vRiWobu
OjVTwRYzKy8SA/ABvpyW757Op48AAAAASUVORK5CYII=
)
D.y=2x
-
下列函数中是奇函数的是( )
A.y=x2
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACkAAAASCAYAAADG3feYAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAE2SURBVEhL7ZUxEoQgDADzLgueY89PqHmILQ+x
4Cm5BIgiwzEHJ15zzlg4Y8iyIQHw4QcAsPt9mDEA9j79Eb0Ziv//kF8KPMKnmuw57K0NTYX8qUmn
00hQFr2QOI2Qf99FSOtcTHIeHklHLof68h0Tx+72FhUotAclorMZ9CzImByt4twMqNFVcqURxD/k
kA5tTpwMfHoue8+kt4qM1gFPk8TPmnXahieLtR3dIbTaOFzJxvFKJll5gqQAXVgchtvWdAWuzRHk
yGR53PKcF0hFBvWNDbNtW8hlFsDF7LEJimuRS80V5AYOlaRmkooK6HEtxi5/fy6GbXJgMBptCqRM
FSVVk04vCTlGks/qZll/JYNsc2iY+zACzqb5ylgjeDcLwmLGIKGYj7MgeV22OWRyJlRt7RHIFyMc
bZ/BEt7bAAAAAElFTkSuQmCC
)
C.y=x2+2x+3
D.y=x3
-
下列函数中是奇函数的是( )
A.y=x2
B.y=x3-
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC4AAAAjCAYAAADrJzjpAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFlSURBVFhH7VgBDsMgCPRl/snv+Bmf4lMYtGpd
Yw1UsmnikmZbgnA74YAZWPRlFsUNG/jQzUUP1ljwke/l/4wHB8YYfFYDfpAcwG3g/HRTsNyMK5Ao
crEZF9GlYLwi40fzIR0/Hxd4PLAbUHbMeeeFHrNiAx8Lo3/aBJeuyXooowK14fq7ftxhjyfjjSEn
+OqHDIfRd5BS5V7VAfxtVOPkdrbJMCVnJLbkvwJ+VXREtpnFrU8l02MCHsHbBBzTxkkGY2YgbbMv
4BaZdpMXZUnD/OFUFzdfijxsR0XH/6oiKL/NjtnZjkxE9S75rZ2IXH9PwI/z7TkGVUi263GxnDHT
PlnqhkBgSt7r6A1wEZBXxnSjRA6BvmqodOxqwLq0vK61B8ZfYREeit72C39OxtNI0ZPZWYEHZLz7
h8+MwClNSOoopw/Ja4GcDTgVm83jQ1YY7opTptb2drTuIiEUiGnMN+O/vooPl0C8vBImhFEAAAAA
SUVORK5CYII=
)
D.y=2x
-
下列函数中是奇函数的是( )
A.y=x2
B.y=x3-
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC4AAAAjCAYAAADrJzjpAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAEuSURBVFhH7ZgLDoMgDEA5GXfiOlyGo3CUruWn
A2S4KJSEl3SLLtG3ri0yAYuyxUfDQ9xqkEKCtuG4g/niRoEQAmM1cYcBtcWHssVHs8VHs6K4W3xo
jvtQJpz/Qbd4vHBPjIBJqdxHGBUyJTWkEqNl+HzMEJ/xykOO0SuIF11tQGctntdxKyK1z54Id233
6sSPjraY7c7mnkYQt6BlEMeyUXcG6iS+xCVmWjFvykgqSD9dFL8SudgdHeIzpwiO3+qK2dgdCXuu
71lciTvqzzH4hcqTjxEzlvrGT69icftHPLy/CP2idGMSOHoordjVOPfaNHHqL5nJZPDMOEKToTVm
uYobzHjzDx+O4lQmJEU17eRqktzEqdFkvCPKuca7Nixp7I7G1PgLbPHRLCoO8AGXQLy8LHFkggAA
AABJRU5ErkJggg==
)
D.y=2x
-
下列函数中是奇函数的是( )
A.y=x2
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACkAAAASCAYAAADG3feYAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAE2SURBVEhL7ZUxEoQgDADzLgueY89PqHmILQ+x
4Cm5BIgiwzEHJ15zzlg4Y8iyIQHw4QcAsPt9mDEA9j79Eb0Ziv//kF8KPMKnmuw57K0NTYX8qUmn
00hQFr2QOI2Qf99FSOtcTHIeHklHLof68h0Tx+72FhUotAclorMZ9CzImByt4twMqNFVcqURxD/k
kA5tTpwMfHoue8+kt4qM1gFPk8TPmnXahieLtR3dIbTaOFzJxvFKJll5gqQAXVgchtvWdAWuzRHk
yGR53PKcF0hFBvWNDbNtW8hlFsDF7LEJimuRS80V5AYOlaRmkooK6HEtxi5/fy6GbXJgMBptCqRM
FSVVk04vCTlGks/qZll/JYNsc2iY+zACzqb5ylgjeDcLwmLGIKGYj7MgeV22OWRyJlRt7RHIFyMc
bZ/BEt7bAAAAAElFTkSuQmCC
)
C.y=x2+2x+3
D.y=x3
-
下列函数中既是奇函数,又在区间(0,+∞)上单调递增的是( )
A.y=-x2
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADMAAAAjCAYAAAA5dzKxAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF5SURBVFhH7VcBDoMgDORl/Inv8BmewlO6FgXR
wQpKJhBMzGKGba/X9qqAiS4xERZYYF5l02qQQoK231GMxYxRIITAewYwjgwDaoF5tTlyzhczXdKy
eqZXWiZixgkm6cx2K3POebFoegMlv7dpRVG8BlhjqxhMjdHbZ5+CMWqnTWoI6w6tDfHz7eioxPcV
JNgjnUCfKftPwbg4E8ub0RG4J2A2B6Al7VMEROFCclwhmVEvHKV8PsuFsZfZVVUN6MtaWtIr/kzK
qdUSm5YJLsFMqV/yGYE5poNFVi6DgksK/z+xz5VukzJzZbCDQacq9bHAh/vzhEFmct8h4cWWYCQy
orjs3QBFJUYjl/rDjd5c0G3AbI7Ymq4E4ptbeqb9ZHsiJj9iCDrTdnpVom50XNi4XxoZfcsMTr70
9/RbAX35rRDdvtaZbAbzohu/MggYWlJ40R0GjFu5GNkYBkyJ6A4BplR0uwdDi2ap6HYPpkYiFpia
bP3z7FTMfAC+nJbvAA5fJwAAAABJRU5ErkJggg==
)
C.y=1g(2x)
D.y=e|x|
-
已知函数f(
+1)=x+1,则函数f(x)的解析式为( )
A.f(x)=x2
B.f(x)=x2+1(x≥1)
C.f(x)=x2-2x+2(x≥1)
D.f(x)=x2-2x(x≥1)
-
已知函数f(
+1)=x+1,则函数f(x)的解析式为( )
A.f(x)=x2
B.f(x)=x2+1(x≥1)
C.f(x)=x2-2x+2(x≥1)
D.f(x)=x2-2x(x≥1)
-
已知函数f(
+1)=x+1,则函数f(x)的解析式为( )
A.f(x)=x2
B.f(x)=x2+1(x≥1)
C.f(x)=x2-2x+2(x≥1)
D.f(x)=x2-2x(x≥1)