Systems of Linear Equations and Matrices
9th - 12th Grade
•20 Qs
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Systems of Linear Equations and Matrices
Quiz
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
Barbara White
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve the system of equations using Gaussian Elimination.
25x + 60y + 80z = 510
40x + 20y + 15z = 325
60x + 90y + 100z = 840
(6, 2, 3)
(3, 2, 6)
(6, 3, 2)
(3, 6, 2)
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve the system of linear equations.
4x + 3y – z = –10
–2x – y + 5z = 24
–3x + 2y – 6z = –11
x = –3, y = 2, z = 4
x = –2, y = 2, z = 4
x = 2, y = 2, z = 4
x = 3, y = 2, z = 4 x = 3, y = 2, z = 4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Write the augmented matrix for the system of linear equations.
2w – 3x + 4z = –12
–3w + 6y – 9z = 7
–x + 4y – 5z = 2
w + 6x + 4y = –9
Tags
CCSS.HSA.REI.C.8
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following matrices is in row-echelon form?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the inverse of
Tags
CCSS.HSA.REI.C.9
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following shows the system of equations using a matrix equation?
Tags
CCSS.HSA.REI.C.8
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve the systems of equations by using matrix equations.
Tags
CCSS.HSA.REI.C.9
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