![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[主观题]
设函数f(x)满足:f(-x)=-f(x),且当x>0时,f'(x)>0,则当x<0时函数f(x)(). (A)单调递增 (B)单调递减 (
设函数f(x)满足:f(-x)=-f(x),且当x>0时,f'(x)>0,则当x<0时函数f(x)( ).
(A)单调递增 (B)单调递减 (C)可能递增也可能递减 (D)以上都不对
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
设函数f(x)满足:f(-x)=-f(x),且当x>0时,f'(x)>0,则当x<0时函数f(x)( ).
(A)单调递增 (B)单调递减 (C)可能递增也可能递减 (D)以上都不对
设mE>0,又设E上可积函数f(x),g(x)满足f(x)<g(x),试证:
∫Ef(x)dm<∫Eg(x)dm
设可微函数f(x),g(x)满足f'(x)=g(x),g'(x)=f(x).且f(0)=0,g(x)≠0,设φ(x)=,试导出φ(x)所满足的微分方程,并求φ(x).
设函数f(x),g(x)满足条件:f'(x)=g(x),g'(x)=f(x),f(0)=0,g(x)≠0.设,求由曲线y=F(x)(x>0),直线y=1和x=0所围图形的面积.