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A:错误
B:正确
偏微分方程自变量个数不只一个
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/398c3b00.GIF"></IMG>
A:错误
B:正确
方程xdy+ydx=0的通解为xy=c.
A:错误
B:正确
若函数x1(t),x2(t),…,xn(t)在区间[a,b]上的朗斯基行列式恒为0，则它们线性相关
A:错误
B:正确
<img width="281" height="67" alt="" src="http://file.open.com.cn/ItemDB/11178/e6afeae5-eb41-4dcb-a486-10763699c30b/20105617472549.jpg" />
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
函数sinx和cosx在任何区间上是线性无关的
A:错误
B:正确
若y=φ1(x),y=φ2(x) 是二阶线性齐次微分方程的基本解组，则它们线性无关.
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/2fa415b0.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
方程ydx-xdy=0 的一个积分因子是1/x^2。
A:错误
B:正确
<img width="278" height="57" alt="" src="http://file.open.com.cn/ItemDB/11178/a637c2e2-eb06-48fe-a1f3-14ee41493fc8/201056171836791.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/36249d52.GIF"></IMG>
A:错误
B:正确
<img width="449" height="78" alt="" src="http://file.open.com.cn/ItemDB/11178/63ab5152-0ed3-4b17-95ec-de35f1933340/201056174041911.jpg" />
A:错误
B:正确
(dy/dx)^2+y^2-1=0的奇解是y=±1
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/de12daf9.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/401ee4c5.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/a6c86993.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/fd61363e.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/400b8fc5.GIF"></IMG>
A:错误
B:正确
y'=x不是微分方程
A:错误
B:正确
<img width="540" height="92" alt="" src="http://file.open.com.cn/ItemDB/11178/0d797438-ec46-4891-9011-3e447fba1032/201056175049509.jpg" />
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
有些非齐次线性微分方程可以用比较系数法来解
A:错误
B:正确
<img width="331" height="57" alt="" src="http://file.open.com.cn/ItemDB/11178/0e72fc6d-2b5a-451d-bee0-09e33fedeb96/20105617495271.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/4f399d80.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/5a17c176.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
n阶齐次线性方程的任意两个解之和也是该方程的解
A:错误
B:正确
微分方程的通解包含了它的所有的特解.
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/7d3cf48b.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
<img width="447" height="76" alt="" src="http://file.open.com.cn/ItemDB/11178/4efde1d9-99a0-4329-b732-90b3768f845d/201056172856420.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/b8ddef7d.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/a3b2fbb2.GIF"></IMG>
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/fsteacher9/20060930/bd4b548b.GIF"></IMG>
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/88a9cdcb.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
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 SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20061010/91332872.GIF"></IMG>
A:错误
B:正确
伯努利微分方程可以转化为线性微分方程
A:错误
B:正确
<img width="408" height="68" alt="" src="http://file.open.com.cn/ItemDB/11178/fe37d022-6f89-458e-a1f4-78e064395886/201056172428177.jpg" />
A:错误
B:正确
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/2ecb10ec.GIF"></IMG>
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
<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/judge/fsteacher9/20060930/d8c3cc1f.GIF"></IMG>
A:错误
B:正确
若A为n×n矩阵，则对任意常数c1,c2，有exp(c1 A+c2 A）=expc1 A·expc2 A
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/fsteacher9/20060930/28ea73f9.GIF"></IMG>
A:错误
B:正确
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发表于 2020-8-8 18:47:12
