Linear Algebra Multiple-Choice Exam
Authored by Israel Penero
Mathematics
University
Used 2+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to the system: x + y = 6 and x - y = 2?
(4, 2)
(3, 3)
(2, 4)
(5, 1)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve: 2x + 3y = 12 and x - y = 1
(3, 2)
(2, 3)
(1, 4)
(4, 1)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system: x + y + z = 6, 2x - y + z = 3, x + 2y - z = 2
(1, 2, 3)
(2, 1, 3)
(1, 1, 4)
(0, 2, 4)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the system: x + 2y = 7, 3x - y = 5, what is the value of x?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using substitution: x = y + 1, 2x + y = 8
(2, 1)
(3, 2)
(5, 4)
(4, 3)
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The reduced row echelon form of [[1, 2 | 5], [2, 4 | 10]] is:
No solution
Infinite solutions
Unique solution
Cannot be determined
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Gauss-Jordan elimination converts a matrix into:
Diagonal form
Row echelon form
Reduced row echelon form
Identity matrix
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