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Unformatted text preview: . FALSE correct 4. volume = 11 2. TRUE 5. volume = 9 Explanation:
Set −4
−3 7 −4
5 .
7 13
B = 2 0
5 −4
and 13 0 −6
A=
5 −4
Now 1
2
5
so Explanation:
The parallelopiped is determined by the
vectors 4
3
2
u = −3 , v = −1 , w = −1 .
−4
−4
−1 Thus its volume is the absolute value of 4 −3 −4 det 3 −1 −4 2 −1 3
0
−4 −4
13
R −2R1
−3 −2 − → 0 −6
−−
7
5 −4 1
A = −2
0 00
1 0B .
01 −4
5 ,
7 =4 −1 −4 −1 −1 −1 +3 3 −4
2 −1 −4 3 −1 2 −1 Consequently, the parallelopiped has
volume = 7 . . cruz (fmc326) – HW08 – gilbert – (56540)
009 10.0 points Show that when the matrix b1
b2
b...
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This document was uploaded on 03/16/2014 for the course M 340L at University of Texas.
 Spring '08
 PAVLOVIC
 Matrices

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