1,319 prompts matching "Practice: Deciding whether root 16 is rational or irrational"
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WAEC Prep: Multiplying every entry of a matrix by a scalar
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Quiz: Multiplying a matrix by minus one
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WAEC Prep: The difference between pre-multiplying and post-multiplying by a matrix
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Quiz: Solving AX equals B and XA equals B by different routes
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WAEC Prep: The transpose of a transpose
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WAEC Prep: Writing the transpose of a matrix by turning rows into columns
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WAEC Prep: A skew-symmetric matrix
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WAEC Prep: The identity matrix, and what it does in a product
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Quiz: The zero matrix, and how it differs from nought in arithmetic
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WAEC Prep: Evaluating A squared minus 2A
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WAEC Prep: A matrix expression with brackets to expand
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Quiz: Finding an unknown entry from a stated matrix equation
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WAEC Prep: The determinant of a matrix with a row of noughts
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WAEC Prep: The determinant of the identity matrix
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WAEC Prep: The determinant of a 2 by 2 matrix as ad minus bc
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WAEC Prep: The determinant of a 3 by 3 matrix with two equal rows
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WAEC Prep: Expanding a 3 by 3 determinant down a column
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WAEC Prep: Expanding a 3 by 3 determinant along the first row
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WAEC Prep: Cramer's rule applied to a pair with fractional coefficients
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WAEC Prep: The determinant Dz in a system of three unknowns
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the determinant Dz