北理工《线性代数》在线作业-0001

adminhan

&nbsp; <img width="520" height="88" alt="" src="http://file.open.com.cn/ItemDB/20151110152751297.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="654" height="113" alt="" src="http://file.open.com.cn/ItemDB/140972/52dec8fa-9611-4f0b-b6a2-2b4f41ee288f/20151110153423287.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="714" height="109" alt="" src="http://file.open.com.cn/ItemDB/140972/0fc6bf21-9aec-4c87-9fcc-0b9a281f79fc/20151110153137332.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="467" height="271" alt="" src="http://file.open.com.cn/ItemDB/140972/627888b6-832d-4205-bc6e-920c84f6847a/20151178450914.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="500" height="296" alt="" src="http://file.open.com.cn/ItemDB/140972/2535a434-85e0-4aad-bcfa-809bfc3d8a13/20151178626686.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="417" height="516" alt="" src="http://file.open.com.cn/ItemDB/140972/4d34a2fe-387c-4511-9aa4-2436b862373c/2015117816142.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="666" height="186" alt="" src="http://file.open.com.cn/ItemDB/140972/f0bb974a-a6be-4bb8-a7d5-66daf40b8406/20151110152955445.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="511" height="158" alt="" src="http://file.open.com.cn/ItemDB/140972/2b6751d6-0e3d-4eb4-9dbd-162a0cdbb3e6/20151110152258286.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="529" height="97" alt="" src="http://file.open.com.cn/ItemDB/140972/af8e4f4f-90ed-4e2e-9696-d662e9b527b5/20151110152133420.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="390" height="261" alt="" src="http://file.open.com.cn/ItemDB/140972/7c1da853-18ba-4906-9743-9278b3f88415/20151110152113623.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="713" height="370" alt="" src="http://file.open.com.cn/ItemDB/140972/28dfd114-b7f6-4c01-83ef-e4935ca02552/20151178250572.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="279" height="139" alt="" src="http://file.open.com.cn/ItemDB/201511792326506.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="582" height="357" alt="" src="http://file.open.com.cn/ItemDB/140972/bdbecb74-95ed-4ee0-b759-2d0103ce5791/2015117757438.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="644" height="189" alt="" src="http://file.open.com.cn/ItemDB/140972/0180a8fc-9f9f-4cac-85a6-bcbf70c48b91/20151110153635528.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="451" height="247" alt="" src="http://file.open.com.cn/ItemDB/140972/0ff707a8-4bfd-4281-91d7-a1029ad60f7a/201511620549260.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="465" height="359" alt="" src="http://file.open.com.cn/ItemDB/140972/ff02702e-5eb0-4268-9bf1-e474b9512300/201511775943787.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="411" height="150" alt="" src="http://file.open.com.cn/ItemDB/140972/624d661e-2d6b-4d81-928c-6a55cd610924/20151110152237897.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="330" height="101" alt="" src="http://file.open.com.cn/ItemDB/140972/69bed1d2-3640-4209-8f49-48005ede6911/20151110152314371.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="553" height="100" alt="" src="http://file.open.com.cn/ItemDB/140972/d909d3e7-7b1c-49c4-af5d-9b6d3f21be6d/20151110153710254.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="533" height="480" alt="" src="http://file.open.com.cn/ItemDB/140972/88b1435d-938e-4f42-8616-3ec198776fca/2015116201454730.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="422" height="380" alt="" src="http://file.open.com.cn/ItemDB/140972/fb6754b6-39c5-46a4-bad5-c600c8e51778/20151177553212.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="443" height="105" alt="" src="http://file.open.com.cn/ItemDB/140972/5f42913d-ec63-4e0c-87e0-c3640482bc26/20151110152935695.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="623" height="278" alt="" src="http://file.open.com.cn/ItemDB/140972/061202dc-dc2d-4b20-9084-f2027828bfb5/201511791650712.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="658" height="350" alt="" src="http://file.open.com.cn/ItemDB/140972/ce429631-b22e-474d-aa5a-30df5df5b1ce/201511792721894.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="780" height="350" alt="" src="http://file.open.com.cn/ItemDB/140972/34252b7f-dcb6-43a1-a867-1d86c6abaf55/201511792929799.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="397" height="505" alt="" src="http://file.open.com.cn/ItemDB/140972/ba061587-791e-4197-a190-f1d6a28a2e8c/20151179254692.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="776" height="109" alt="" src="http://file.open.com.cn/ItemDB/140972/8008c47e-4b5c-4e7f-a462-68ff4e60e91a/20151110153652969.png" />
A:A
B:B
C:C
D:D

&nbsp;<img alt="" width="519" height="268" src="http://file.open.com.cn/ItemDB/140972/a201d8ce-9316-4385-a16d-25a2ea9a49c0/20151110152412763.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="596" height="181" alt="" src="http://file.open.com.cn/ItemDB/140972/ad644aa1-1a4d-49b5-b388-585f8f889515/20151110153521787.png" />
A:A
B:B
C:C
D:D

&nbsp;<img alt="" width="641" height="240" src="http://file.open.com.cn/ItemDB/2015116201054458.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="700" height="200" alt="" src="http://file.open.com.cn/ItemDB/140972/f4d670a0-5960-4e76-8c96-3d880c241a3e/20151110153727398.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="724" height="459" alt="" src="http://file.open.com.cn/ItemDB/140972/baa3a8c6-bd6e-4cc7-92b2-e8da321a44db/2015117843801.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="432" height="220" alt="" src="http://file.open.com.cn/ItemDB/140972/bba6417c-3d2b-45b4-9100-37236e11e68a/2015111015204460.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="288" height="97" alt="" src="http://file.open.com.cn/ItemDB/140972/727b0a9b-413f-4fdc-a84b-220c767dc87c/20151110152810345.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="747" height="422" alt="" src="http://file.open.com.cn/ItemDB/140972/a61ebbbb-3261-4389-b0f5-91b71e2d2d1a/20151178730773.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="531" height="213" alt="" src="http://file.open.com.cn/ItemDB/140972/74fa64bf-9691-421e-801a-a33ff751e4ce/20151178214847.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="481" height="365" alt="" src="http://file.open.com.cn/ItemDB/140972/95c69a43-ab45-4e0b-b989-41aa5fc08d91/20151177501048.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="598" height="244" alt="" src="http://file.open.com.cn/ItemDB/140972/2efb9dbd-498f-46b3-ac26-c93a2380c55d/20151178659525.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="392" height="172" alt="" src="http://file.open.com.cn/ItemDB/140972/5572c1c2-100d-412f-954b-b41df7cb4a8a/20151110152827303.png" />
A:A
B:B
C:C
D:D

&nbsp;<img width="613" height="154" alt="" src="http://file.open.com.cn/ItemDB/140972/c6ea4c8c-8007-4c96-9fca-8d2556f6b006/20151110153054306.png" />
A:A
B:B
C:C
D:D

特征多项式相同的矩阵相似。
A:错误
B:正确

&nbsp;<img width="409" height="54" alt="" src="http://file.open.com.cn/ItemDB/2015117101137330.png" />
A:错误
B:正确

行阶梯形矩阵中非零行的个数就是它的秩。
A:错误
B:正确

有非零解的齐次线性方程组的基础解系是唯一。
A:错误
B:正确

&nbsp;<img width="206" height="49" alt="" src="http://file.open.com.cn/ItemDB/20151179592794.png" />
A:错误
B:正确

若A，B均可逆，则A+B可逆。
A:错误
B:正确

A是m&times;n矩阵，B是n&times;s矩阵，则AB是m&times;s矩阵。
A:错误
B:正确

&nbsp;<img width="458" height="80" alt="" src="http://file.open.com.cn/ItemDB/20151179524483.png" />
A:错误
B:正确

&nbsp;<img width="708" height="72" alt="" src="http://file.open.com.cn/ItemDB/201511795410955.png" />
A:错误
B:正确

&nbsp;<img width="512" height="76" alt="" src="http://file.open.com.cn/ItemDB/140972/502ec258-a6da-4520-8e48-08281de1d1a9/201511710325219.png" />
A:错误
B:正确