Systems of Equations : Solve using Augmented Matrix
Not what you're looking for?
Solve the following system of equations by performing elementary row operations on the augmented matrix.
x1-2x2 +2x4 = 6
2x1-4x2+x3-x4 =-2
3x1+6x2-x3-x4=-4
x1-2x2+x3-3x4=-8
Purchase this Solution
Solution Summary
A system of equations is solved by performing elementary row operations on the augmented matrix.
Solution Preview
We perform row operations on the augmented matrix
1 -2 0 2 6
( 2 -4 1 -1 -2 )
3 6 1 -1 -4
1 -2 1 -3 -8
1 -2 0 2 6
( 0 0 1 -5 -14 ) [row2-2(row1)]
0 12 ...
Purchase this Solution
Free BrainMass Quizzes
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Probability Quiz
Some questions on probability
Graphs and Functions
This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.
Multiplying Complex Numbers
This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.