已知f(0)=0，若<img src='https://img2.soutiyun.com/latex/latex.action' />，则f&39;(0)=( )．

若f（x）为可导函数，且已知f（0）=0，f＇（0）=2，则 https://assets.asklib.com/psource/2015102916453671530.jpg 的值为（）。

质量改进小组决定改进标准差，经过努力，把该过程的标准差由1．1减小到0．7，<img src='https://img2.soutiyun.com/ask/uploadfile/5853001-5856000/5661ca6502387419ea87f4836437605a.png' />

设f(x)在[0,2]上连续，并且对任意的x∈[0,1]都有f(1-x)=-f(1+x)，则<img src='https://img2.soutiyun.com/shangxueba/ask/1266001-1269000/1267381/ct_kgctem_kgctechoose_0020(106)1.jpg' />

已知<img src='https://img2.soutiyun.com/ask/2020-02-09/950139600063173.png' />(Fe³⁺/Fe²⁺)=+0.77V，今测得E(Fe³⁺/Fe²⁺)=+0.73V，这说明( )

f(x)二阶可导，f&39;(0)=0,<img src='https://img2.soutiyun.com/latex/latex.action' />，则( )．

f(x)在x=x₀处有定义是<img src='https://img2.soutiyun.com/ask/2020-02-17/950797744758253.png' />存在的( )。

如图，已知I1=0.8mA，I2=1.2 mA，R=50 kΩ，则电压U=()。<img src='https://img2.soutiyun.com/ask/2019-03-15/921513947989678.png' />

试判断下列函数在分界点x=0处是否可导？如果可导，则该函数的导数f’(0)是下列四个结论中的哪一个()。<img src='https://img2.soutiyun.com//1/2021-06-20/993065591395231.png' />

若<img src='https://img2.soutiyun.com/ask/2020-03-10/952728203989995.png' />，x≠0，且f(x)在x=0处连续，则( )．

设参数方程<img src='https://img2.soutiyun.com/shangxueba/ask/17670001-17673000/17670789/2015102617291875238.jpg' />，确定了y是x的函数，且f′（t）存在，f（0）=2，f′（0）=2，则当t=0时，dy／dx的值等于：（）

用0.01mol/L的EDTA滴定金属离子<img src='https://img2.soutiyun.com/shangxueba/ask/18747001-18750000/18747109/201705311000503485.jpg' />若要求相对误差小于0.1%，则可以滴定的酸度条件是（）。

Refertotheexhibit.Assumethattheroutingprotocolreferencedineachchoicebelowisconfiguredwithitsdefaultsettingsandthegivenroutingprotocolisrunningonalltherouters.Whichtwoconditionalstatementsaccuratelystatethepaththatwillbechosenbetweennetworks10.1.0.0and10.3.2.0fortheroutingprotocolmentioned？（）<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/8c5149bf00080d2336a04f29e086f031.jpg' />

若滑冰运动员的体重为75.0kg,所穿冰鞋的冰刀与地面接触的面积为0.100cm²,试估算冰刀下冰的熔点.已知此时冰的熔化焓<img src='https://img2.soutiyun.com/ask/2020-09-20/969471462650379.png' />水与冰的体积质量分别为1.000g·cm^-3和0.917g·cm^-3.

已知C=0.1uF,设计电路，使<img src='https://img2.soutiyun.com/ask/2020-07-08/963072655894631.png' />

已知:如图，l=0.2m，r1=0.1m，r2=0.13m。 求:<img src='https://img2.soutiyun.com/ask/2020-04-20/956223503938522.png' />

若系统<img src='https://img2.soutiyun.com/ask/2020-02-27/951684916952625.png' />，y=[0 1]x，则该系统( )。

某投资项目的现金流量见下表，若折现率为10%，则该项目()<img src='https://img2.soutiyun.com/ask/uploadfile/4086001-4089000/ca7fc148ca6475ce7d50b608e1944daf.gif' />(注：表中数据均为年末数，(P/A,10%,3)=2.4869，(P/F,10%,3)=0.7513)

2，β=0.8，若通过已知资料计算可得△Y=2078868万元，<img src='https://img2.soutiyun.com/shangxueba/ask/4260001-4263000/4261113/ct_cjtjmswj_cjtjmswnchoose_0344(0912)2.jpg' />，则劳动对产出的影响率为()。

设函数<img src='https://img2.soutiyun.com/shangxueba/ask/51060001-51063000/51061013/970054070213009.png' />求方程f(x)=0的根。

设函数f（x₀）在x处可导，则<img src='https://img2.soutiyun.com/shangxueba/ask/18819001-18822000/18819878/2016030417262288150.jpg' />（），

如图所示已知Fp=20KN，则Fp对0点的力矩为()<img src='https://img2.soutiyun.com/ask/uploadfile/12180001-12183000/f263c9a39e8157373d78f1b7d909de74.png' />

已知f1(t)和f2(t)波形如下，若f(t)=f1(t)*f2(t)，则f(0)= （）<img src='http://static.jiandati.com/c1d4494-chaoxing2016-615073.bmp' /><img src='http://static.jiandati.com/1689959-chaoxing2016-615074.bmp' />

设函数f(x)一阶连续可导.且f(0)=f&39;(0)=1,则<img src="https://img2.soutiyun.com/ask/2020-12-11/976544786128219.png"/>=().

已知物块与水平面间的摩擦角<img src='https://img2.soutiyun.com/shangxueba/ask/17850001-17853000/17852448/2017032913311854240.jpg' />，今用力F1=0.5kN推动物块，P=1kN。则物块将（）。<img src='https://img2.soutiyun.com/shangxueba/ask/17850001-17853000/17852448/2017032913312295581.jpg' />