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Small two-by-two determinants Practice
Calculating exact determinants of two-by-two matrices.
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What you’ll practice
Multiply the two diagonals in the correct order and subtract. A determinant of zero signals a singular two-by-two matrix.
Where this helps
Solving linear systems and understanding matrix transformations.
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Use this topic to practice math you have already learned. The examples show the available kinds of recall tasks; this is not a complete textbook chapter. Check the answer form and any stated conditions.
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