Lemma
EasyDeterminants
OpenStax, Intermediate Algebra 2e §4.6 Solve Systems of Equations Using Determinants · Exercise 14 · Linear Algebra · Determinants

Solve Systems of Equations Using Determinants · Exercise 14

Evaluate each determinant by expanding by minors.

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OpenStax, Intermediate Algebra 2e · §4.6 Solve Systems of Equations Using Determinants · Exercise 14

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Type naturally — sqrt, pi, / and ^ become notation. Any equivalent form is accepted. Press Enter to check.

Checked against the answer in OpenStax, Intermediate Algebra 2e.