Lesson Playlist: Two-by-Two Determinants Mathematics • First Year of Secondary School
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Evaluating a 2 × 2 Determinant to Solve a Quadratic Equation
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Evaluating Determinants
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Evaluating Determinants Using Their Properties
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Determinants of Matrices Involving Trigonometric Functions
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Evaluating the Determinant of a Matrix
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Solving a Simple Equation with Determinants
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Evaluating a 2 × 2 Determinant to Solve a Linear Equation
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Evaluating a Determinant in Terms of 𝑥
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Finding an Expression for the Determinant of a Two-by-Two Matrix
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Evaluating the Determinant of a Given Matrix
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Finding the Value of 𝑥 Using Operations on Matrices
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Solving Linear Equations Resulting from Evaluating Second-Order Determinants
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Solving Trigonometric Equations Involving Determinants
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Evaluating the Determinant of a 2 × 2 Diagonal Matrix
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Evaluating a 2 × 2 Determinant
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Adding Determinants of Matrices
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Evaluating Determinants Involving Trigonometric Functions
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Evaluating a 2 × 2 Determinant