OpenStax, Algebra and Trigonometry 2e §11.7 Solving Systems with Inverses · Exercise 45 · Linear Algebra · Matrices

Solving Systems with Inverses · Exercise 45

Solve a system using the inverse of a $3 \times 3$ matrix.

$0.1 x + 0.2 y + 0.3 z = - 1.4 0.1 x - 0.2 y + 0.3 z = 0.6 0.4 y + 0.9 z = - 2$

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OpenStax, Algebra and Trigonometry 2e · §11.7 Solving Systems with Inverses · Exercise 45

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