901 prompts matching "Area of a triangle from three coordinates"
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Explain Back: Why the order of the letters matters in a matrix product
I have just studied why the order of the letters matters in a matrix product in my SS3 Fur
WAEC Prep: The transpose of a column vector
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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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Explain Back: The rule that the transpose of a product reverses the order
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Quiz: The zero matrix, and how it differs from nought in arithmetic
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WAEC Prep: Stating the order of a product before working it out
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through stating the order
WAEC Prep: Reading the order of a matrix as rows by columns
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Explain Back: The order of the answer when two matrices are multiplied
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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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Worked Example: What a determinant of nought means for a 2 by 2 matrix
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Learn: The effect on a determinant of swapping two rows
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Explain Back: The determinant of a product as the product of the determinants
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WAEC Prep: The determinant of a 3 by 3 matrix with two equal rows
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Worked Example: Evaluating a 3 by 3 determinant by the rule of Sarrus
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WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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Explain Back: What a coefficient determinant of nought says about the system
I have just studied what a coefficient determinant of nought says about the system in my S