满分5 >
高中数学试题 >
设函数f(x)=sin(ωx+)-1(ω>0)的导数f′(x)的最大值为3,则f...
设函数f(x)=sin(ωx+
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225007_ST/0.png)
)-1(ω>0)的导数f′(x)的最大值为3,则f(x)的图象的一条对称轴的方程是( )
A.x=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225007_ST/1.png)
B.x=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225007_ST/2.png)
C.x=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225007_ST/3.png)
D.x=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225007_ST/4.png)
考点分析:
相关试题推荐
具有性质:f(
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225006_ST/0.png)
)=-f(x)的函数,我们称为满足“倒负”变换的函数数,下列函数①y=x-
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225006_ST/1.png)
②y=x+
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225006_ST/2.png)
③y=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225006_ST/3.png)
中满足“倒负”变换的函数是( )
A.①②
B.①③
C.②
D.只有①
查看答案
过点A(4,a)和点B(5,b)的直线与直线y=x+m平行,则|AB|的值为( )
A.6
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225005_ST/0.png)
C.2
D.不能确定
查看答案
若点A(x,y)在第一象限且在2x+3y=6上移动,则
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225004_ST/0.png)
( )
A.最大值为1
B.最小值为1
C.最大值为2
D.没有最大、小值
查看答案
设p、q是两上命题,p:ab≠0,q:a≠0,其中a,b∈R,则p是q的( )
A.充分不必要条件
B.必要不充分条件
C.充要条件
D.既不充分也不必要条件
查看答案
二次函数y=ax
2+bx与指数函数
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225002_ST/0.png)
的图象只可能是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225002_ST/images1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225002_ST/images2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101422210722591/SYS201311031014222107225002_ST/images3.png)
D.
查看答案