Question
Asked Sep 27, 2019
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Write the given system of equations as a matrix equation and solve by using inverses.
12x1X2
-17x1 - X2 +3X3 = k2
= k1
2x1
Хз kз
a. What are x1, X2, and x3 when k, = -4, k2 = 10, and k3 = 1?
X1
X2
Хз
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Write the given system of equations as a matrix equation and solve by using inverses. 12x1X2 -17x1 - X2 +3X3 = k2 = k1 2x1 Хз kз a. What are x1, X2, and x3 when k, = -4, k2 = 10, and k3 = 1? X1 X2 Хз

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Expert Answer

Step 1

Consider the system of linear equations,

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12х, +х, —-4 -17х, — х, + 3х,%3D 10 2 м, — х, —1

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Step 2

The matrix equation of the above linear system is,

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12 1 0 -4 -17 -1 3 10 0 -1 x3 2 1 Which is of the form AX = B, 12 1 0 -4 and B 10 Where A 17 -1 3 2 01 1

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Step 3

The variable X is calc...

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1 adj (A) Where A 1 1 3 -11 -12-36 1 2 2 5 1 1 3 |-11 -12 -36 2 2 5

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