10. Given: 3x - 4y = 8 and kx-20y=25. What must be the value of k such that the given system is consistent? A. real number C. negative real number B. real number except 15 D. real number except -15 and 15
10. Given: 3x - 4y = 8 and kx-20y=25. What must be the value of k such that the given system is consistent? A. real number C. negative real number B. real number except 15 D. real number except -15 and 15
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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10,11 12 PLS
![10. Given: 3x - 4y = 8 and kx-20y = 25. What must be the value of k such that the given
system is consistent?
A. real number
C. negative real number
B. real number except 15
D. real number except -15 and 15
11. Which system of linear equations has the solution (2, 3)?
A. 2x-5y=9
C. 9x-8y = 19
10x-8y = 1
x-y=4
B. 4x-y=5
D. 10x = 20
x+y=5
x+8y=1
12. Let A and B be matrices and let p and q be nonnegative integers. Then
(1). APA-AA (p factors)
(11). APA9= Apta
(111). (AP) *= AP4
(iv). (AB) = APB
Which of the following are always true?
C. i, ii, and i
D. i, ii, iii and iv
A. i and iii only
B. ii and iv only](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbb8304de-ca64-4013-842e-834fb5b3fd7d%2F9a6371f8-a822-4e30-bc0c-af397f46ab64%2F6gua9p9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:10. Given: 3x - 4y = 8 and kx-20y = 25. What must be the value of k such that the given
system is consistent?
A. real number
C. negative real number
B. real number except 15
D. real number except -15 and 15
11. Which system of linear equations has the solution (2, 3)?
A. 2x-5y=9
C. 9x-8y = 19
10x-8y = 1
x-y=4
B. 4x-y=5
D. 10x = 20
x+y=5
x+8y=1
12. Let A and B be matrices and let p and q be nonnegative integers. Then
(1). APA-AA (p factors)
(11). APA9= Apta
(111). (AP) *= AP4
(iv). (AB) = APB
Which of the following are always true?
C. i, ii, and i
D. i, ii, iii and iv
A. i and iii only
B. ii and iv only
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