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Evaluating Determinants

Evaluating 2x2 Determinants, Evaluating 3x3 Determinants, Applying Determinants

The following figures show how to calculate the determinant of a 2x2 matrix and a 3x3 matrix. Scroll down the page for more examples and solutions.

Determinant Matrix

Evaluating 2x2 Determinants
Finding a Determinant Using Expanding by Cofactors Evaluating 3x3 Determinants
How to calculate the determinants of 2x2 and 3x3 matrices? Applying Determinants

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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