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Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Question
have to find BA, AC and 0.3C
Need only a handwritten solution only (not a typed one).
![K
A candy shop sells various items for the price per pound (in dollars)
indicated in matrix A. Matrix B gives the number of pounds
of chocolate-covered peanuts, raisins, and espresso beans prepared
each week. Matrix C gives the total number of pounds of
white chocolate-covered, milk chocolate-covered, and
dark chocolate-covered items sold each week. Determine and
interpret the following matrices.
(a) BA
(b) AC
(c) 0.3C
OLIYED
White Milk
4
4
^=[
A = 2.3
9
B=[ 246
3.5
102
C = 392
287
Peanuts Raisins
181
7 9.1
Dark
5.7
8
White
Milk
Dark
(a) Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. BA-
(Simplify your answer. Type an integer or decimal for each matrix element.)
B. BA is undefined.
Peanuts
Raisins
Espresso beans
Espresso
beans
103]](https://content.bartleby.com/qna-images/question/a979a01e-bb55-46a7-a1ad-6fce2d66205d/5a499dc0-1004-4191-bfd6-40d73cdf3eea/jniocmh_thumbnail.png)
Transcribed Image Text:K
A candy shop sells various items for the price per pound (in dollars)
indicated in matrix A. Matrix B gives the number of pounds
of chocolate-covered peanuts, raisins, and espresso beans prepared
each week. Matrix C gives the total number of pounds of
white chocolate-covered, milk chocolate-covered, and
dark chocolate-covered items sold each week. Determine and
interpret the following matrices.
(a) BA
(b) AC
(c) 0.3C
OLIYED
White Milk
4
4
^=[
A = 2.3
9
B=[ 246
3.5
102
C = 392
287
Peanuts Raisins
181
7 9.1
Dark
5.7
8
White
Milk
Dark
(a) Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. BA-
(Simplify your answer. Type an integer or decimal for each matrix element.)
B. BA is undefined.
Peanuts
Raisins
Espresso beans
Espresso
beans
103]
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