高等数学--念念
发布时间:2024年01月02日
- 曲线y=sin x在点(π,0)处的法线斜率为( 1)
- 在同一坐标系下,方程y=ex与x=lny代表的图形(是同一条曲线 )
- 函数f(x)在闭区间上连续是取得最大值,最小值的( 充分非必要条件)
- f(x)在x0处连续是f(x) 在x0处可导的(必要非充分条件 )
- 函数y=x+tanx在其定义域内(单调增 )
- 函数y=sinx-x在[0,2π]上(单调减少 )
- 若f(x)为可微函数,则dy(为△x的线性函数)
- 函数y=xsinx在其定义域内是(无界函数 )
- 函数y=xe-x的单调增区间是(-∞,1]
- 在[-1,1]上满足罗尔定理条件的函数是(1-x2)
- 设y=x4+ln3,则
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=( 4x的3次方) - 设y=a0+a1x+a2x2+a3x3,则
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=( 6a3) - 当x→0时,ln (1+x)是(与x等价的无穷小量)
- 函数f(x)=|2-x|是( 非奇非偶函数)
- 设三阶方阵A的伴随矩阵为A*,E为三阶单位矩阵,则(AA*=|A|E )
- 若f(x)为可微函数,则dy(为△x的线性函数)
- 曲线y=x4(没有拐点)
- 下列函数中,非奇非偶函数是 y=sinx+cosx
- 微分方程2ydy-dx=0的通解是y的2次方-x=c
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=0 -
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单调增加,曲线是凸的 -
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y=0 -
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e的-1次方 -
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8! -
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(-2,2) -
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[-1,1) -
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f(x0)=1 - 下列等式中正确的是
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(y=0) -
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跳跃间断点 -
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e-1 -
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1-f(x) -
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3 -
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-sinx -
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1-f(x) -
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1/2 -
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- 若函数f(x)在点x0处可导且
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,则曲线y=f(x)在点(x0, f(x0))处的法线的斜率等于 
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奇函数 -
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=0 -
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=1/5 -
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[-1,0),(0,1] -
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单调增加,凸的
填空题:
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-1 -
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ln3 -
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1 - 若y=a-x,则dy=-a的-x次方lnadx
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(1,+∞) -
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Cx的2次方 - 函数y=x3-3x+1的极大值为(3)
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e的2x次方 -
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F(2x+1)+C -
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- 函数y=|sinx|+|cox|是周期函数,它的最小正周期为
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tan(lnx)+c -
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1/6 - 函数y=3x+1的反函数是y=ln(x-1)/ln3
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tan(lnx)+c - 在抛物线y=x2上取横坐标为x1=1及x2=3的两点,作过这两点的割线.设该抛物线上点 M的切线平行于这条割线,则点M的坐标为(2,4)
- 设y=x5x(x>0),则dy=
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y=-2 -
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=1 -
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-csc的2次方x -
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e的a次方 -
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1/6
解答题:
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文章来源:https://blog.csdn.net/Famor/article/details/135321561
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