Write the given system of equations as a matrix equation in the form Ax = b. If it exists, find A-1 and x. (If the answer does not exist, enter DNE in any cell of the matrix.) 3x₁ + 5x₂ = 4 2x₁ + 4x₂ = -1 A-1 =

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Chapter6: Linear Systems
Section6.CT: Chapter Test
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Write the given system of equations as a matrix equation in the form Ax = b. If it exists, find A¯¹ and x. (If the answer does not exist, enter DNE in any cell of the matrix.)
3x₁ + 5x₂ = 4
2x₁ + 4x₂ = −1
A-1
X =
X
Transcribed Image Text:Write the given system of equations as a matrix equation in the form Ax = b. If it exists, find A¯¹ and x. (If the answer does not exist, enter DNE in any cell of the matrix.) 3x₁ + 5x₂ = 4 2x₁ + 4x₂ = −1 A-1 X = X
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