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OpenStax, Algebra and Trigonometry 2e §11.8 Solving Systems with Cramer's Rule · Exercise 168 · Linear Algebra · Determinants

Solving Systems with Cramer's Rule · Exercise 168

Perform the given matrix operations.

If what would be the determinant if you switched rows 1 and 3, multiplied the second row by 12, and took the inverse?

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OpenStax, Algebra and Trigonometry 2e · §11.8 Solving Systems with Cramer's Rule · Exercise 168

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