首页/ 题库 / [单选题]若f(x)是以l为周期的连续函数,则其原的答案

若f(x)是以l为周期的连续函数,则其原函数(  )。

单选题
2022-05-09 06:46
A、是以<em>l</em>为周期的函数
B、是周期函数,但周期不是<em>l</em>
C、不是周期函数
D、不一定是周期函数
查看答案

正确答案
D

试题解析

举反例:f(x)=1+cosx是一个以2π为周期的函数,但是∫f(x)dx=∫(1+cosx)dx=x+sinx+C不是周期函数,但若f(x)=cosx,则∫f(x)dx=sinx是以2π为周期的函数。

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

设f(x)是以2π为周期的周期函数,它在[-π,π)上的表达式为f(x)=
x
,则f(x)的傅里叶级数为().
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
已知x=10,表达式“x>10 And x<=100 Or 10 Mod 2=0"的值为( )。
下列程序段运行后窗体上输出结果为( )。 Private Sub Command1_Click() a=5: b=4: c=3: d=2 x=3>2*b Or a=c And b<>c Or c>d Print x End Sub
下列程序段运行后窗体上输出结果为( )。 Private Sub Command1 Click() a=5:b=4:c=3:d=2 X=3>2*b Or a=c And b<>C Or c>d Print X End Sub
翻译:With Average or With Particular Average(WA or WPA)()
设a=′′a′′,b=′′b′′,c=′′c′′,d=′′d′′,执行语句x=IIf((ad),′′A′′,′′B′′)后,x的值为(  )。
若设定的条件表达式为“<60 Or>100”表示( )。
若设定的条件表达式为“<60 Or>100”,则表示( )。
()shall be liable for loss of and damage to the Vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
若f(x)是以l为周期的连续函数,则其原函数(  ).
广告位招租WX:84302438

免费的网站请分享给朋友吧