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A:错误
B:正确
<img width="452" height="85" alt="" src="http://file.open.com.cn/ItemDB/11178/b1ad55ac-6c94-411e-8835-eece000f88eb/201056173252568.jpg" />
A:错误
B:正确
若函数f(x,y)在整个Oxy平面有定义，连续和有界，同时存在关于y的一阶连续偏导，则dy/dx=f(x,y)的任一解可以延拓到R上
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/14e7907e.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/72559c7e.GIF"></IMG>
A:错误
B:正确
y'=x不是微分方程
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/81d7cb22.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/bb04a85d.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/463bd041.GIF"></IMG>
A:错误
B:正确
函数1，t,t^2,t^3在任何区间都是线性相关的
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/4d37674f.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/69d401d7.GIF"></IMG>
A:错误
B:正确
方程组dX/dt=A(t)X 的 n个线性无关解称之为dX/dt=A(t)X的一个基本解组.
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/a5e97189.GIF"></IMG>
A:错误
B:正确
齐次线性方程任意两个解的和与差仍是它的解
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/28ea73f9.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/6403b4be.GIF"></IMG>
A:错误
B:正确
若f′y(x,y)在R上连续，则函数f(x,y)满足利普希茨条件
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/1e4dbcb4.GIF"></IMG>
A:错误
B:正确
x^2+y^2=1是方程dy/dx=-x/y的通解
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/f4064a46.GIF"></IMG>
A:错误
B:正确
<img width="289" height="50" alt="" src="http://file.open.com.cn/ItemDB/11178/1282f842-39ee-438a-b493-fa5fcbe328fb/201056172237267.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/d7c73a38.GIF"></IMG>
A:错误
B:正确
n阶齐次线性微分方程的线性无关解的最大个数等于n
A:错误
B:正确
<img width="414" height="101" alt="" src="http://file.open.com.cn/ItemDB/11178/787a8b3e-296e-4209-b12e-f7b652c05da9/201056173925456.jpg" />
A:错误
B:正确
<img width="304" height="59" alt="" src="http://file.open.com.cn/ItemDB/11178/a7563626-c23e-43a8-a12c-797c7c2e186f/20105617122185.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/955a13f2.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/fafeaa3a.GIF"></IMG>
A:错误
B:正确
n阶非齐次线性方程的任意两个解之差也是该方程的解
A:错误
B:正确
n阶齐次线性方程的基本解组是唯一的
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/d25e2e6c.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/e3ede9d8.GIF"></IMG>
A:错误
B:正确
微分方程(dy/dx)^n+dy/dx-y+x=0 的阶数是n.
A:错误
B:正确
线性方程dy/dx=p(x)y+Q(x)只有与y有关的积分因子。
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/8ef02184.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/d297c5ba.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/84919688.GIF"></IMG>
A:错误
B:正确
题目如图<img height="29" width="240" alt="" src="http://file.open.com.cn/ItemDB/11178/876a2afe-83a2-481c-abcc-0b5701b6c13e/2008101611275647.jpg" />
A:错误
B:正确
题目如图<img height="24" width="405" alt="" src="http://file.open.com.cn/ItemDB/11178/b5b3a5de-7fd4-4d29-92e9-c24c04b0cf1a/20081016112821276.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/917016ac.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/023bc2e7.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/d5418da6.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/da370d4f.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/f3c7eb53.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/8ca7ae07.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/30f3e4ae.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/44b41336.GIF"></IMG>
A:错误
B:正确
<img width="221" height="78" alt="" src="http://file.open.com.cn/ItemDB/11178/aafa1b11-597a-4a97-a2b0-18dfe3810ad0/2010561768439.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/3b3bbf94.GIF"></IMG>
A:错误
B:正确
1，cosx的平方,sinx的平方在任何区间上线性无关.
A:错误
B:正确
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发表于 2020-8-8 18:47:12
