CONSIDER THE MATRIx 1 41 2 3 2 22 1IND A BASIS FOR AND THE DIMENSION OF RA IN A BASIS fOR AND THEDIMEN SION OFNA A BASIS fOK AND THE DINeNSION Of RnT NAT 1 L (( ( 17 WHICH OF THE QUANTInes IN (a) - (d) abovc w (are) the Rank CA)? OM 11

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.3: Orthonormal Bases:gram-schmidt Process
Problem 17E: Complete Example 2 by verifying that {1,x,x2,x3} is an orthonormal basis for P3 with the inner...
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please answer 4 & 5. thank you.

CONSIDER THE MATRIx
1
41
2
3
2
22
1IND A BASIS FOR AND THE DIMENSION OF RA
IN A BASIS fOR AND THEDIMEN SION OFNA
A BASIS fOK AND THE DINeNSION Of RnT
NAT
1 L
((
(
17
WHICH OF THE QUANTInes IN (a) - (d) abovc w (are) the
Rank CA)?
OM
11
Transcribed Image Text:CONSIDER THE MATRIx 1 41 2 3 2 22 1IND A BASIS FOR AND THE DIMENSION OF RA IN A BASIS fOR AND THEDIMEN SION OFNA A BASIS fOK AND THE DINeNSION Of RnT NAT 1 L (( ( 17 WHICH OF THE QUANTInes IN (a) - (d) abovc w (are) the Rank CA)? OM 11
Expert Solution
Step 1

4.

Compute the transpose as shown below.

2
4 0 1
AT
1
2 3 2
0 1
2
2 1
0
4 2 0
0 3
1
1
2 2
Step 2

Obtain the null space for transpose of A as follows.

2
1
0
0
х
4 20
у
1
0
0 3
0
1
2 2
0
2х + у
0
4x 2y
=0
Зу+2
0
x+ 2y+ 2z
By solving these four equations
x0, y 0 and - 0.
This implies that null space of AT contains only zero element
hence, Requird basis is an empty set and its dimension is zero.
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