Chapter 6: Systems of Linear Equations and Matrices

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+2
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What is a system of linear equations?
Back
A set of two or more linear equations with the same variables. Solutions are the points where the equations intersect.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FLASHCARD QUESTION
Front
How can matrices be used to represent systems of linear equations?
Back
Matrices can represent the coefficients of the variables in the equations, allowing for efficient manipulation and solution.
Tags
CCSS.HSA.REI.C.8
3.
FLASHCARD QUESTION
Front
What is the purpose of using an inverse matrix in solving systems of equations?
Back
The inverse matrix allows us to isolate the variable matrix, enabling us to find the solution to the system.
Tags
CCSS.HSA.REI.C.9
4.
FLASHCARD QUESTION
Front
What is a coefficient matrix?
Back
A matrix that contains the coefficients of the variables in a system of linear equations.
Tags
CCSS.HSA.REI.C.8
5.
FLASHCARD QUESTION
Front
Define augmented matrix.
Back
An augmented matrix is a matrix that includes the coefficients of the variables and the constants from the equations.
Tags
CCSS.HSA.REI.C.8
6.
FLASHCARD QUESTION
Front
What does it mean for a system of equations to be consistent?
Back
A consistent system has at least one solution, meaning the equations intersect at one or more points.
Tags
CCSS.8.EE.C.8B
7.
FLASHCARD QUESTION
Front
What is an inconsistent system of equations?
Back
An inconsistent system has no solutions, meaning the equations represent parallel lines that never intersect.
Tags
CCSS.8.EE.C.8A
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