Assume that, below, A is row equivalent to B. Find bases for Nul A and Col A. A = 1 1 1 1 4 st O 25 98 3 3 0 68 22-5 A basis for Col A is -25 - A basis for Nul A is B= A O 1 1 0 0 0 4 0 0 0 000 10 5 LO 2 5 4 -4 0-7 0 2 -5 8 3 0 8 (Use a comma to separate answers as needed.) - 1 -1 11 (Use a comma to separate answers as needed.) 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Please do part b involving a basis for Nul(A). My answer in the box is wrong (and I can't see where I went wrong).

Assume that, below, A is row equivalent to B. Find bases for Nul A and Col A.
A =
1 1
11
42 5
25
98
68
O
22-5
3 3 0
A basis for Col A is
-
-
A basis for Nul A is
B=
A
O
- 5
1 1 0 2 5
004
4
0 0 0
000
10
5
LO
-4
0-7
0 0
2
8
3
0 8
(Use a comma to separate answers as needed.)
- 1
- 1
1
0
(Use a comma to separate answers as needed.)
Transcribed Image Text:Assume that, below, A is row equivalent to B. Find bases for Nul A and Col A. A = 1 1 11 42 5 25 98 68 O 22-5 3 3 0 A basis for Col A is - - A basis for Nul A is B= A O - 5 1 1 0 2 5 004 4 0 0 0 000 10 5 LO -4 0-7 0 0 2 8 3 0 8 (Use a comma to separate answers as needed.) - 1 - 1 1 0 (Use a comma to separate answers as needed.)
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