1,326 prompts matching "What the formula gives when the discriminant is negative"
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WAEC Prep: Writing the transpose of a matrix by turning rows into columns
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Practice: The transpose of a 2 by 3 matrix
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Explain Back: The rule that the transpose of a product reverses the order
I have just studied the rule that the transpose of a product reverses the order in my SS3
Spot My Mistake: A symmetric matrix, equal to its own transpose
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WAEC Prep: The identity matrix of order three
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Quiz: The zero matrix, and how it differs from nought in arithmetic
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WAEC Prep: The order of a matrix formed from a table of data
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WAEC Prep: Stating the order of a product before working it out
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WAEC Prep: Reading the order of a matrix as rows by columns
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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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Explain Back: The determinant of a product as the product of the determinants
I have just studied the determinant of a product as the product of the determinants in my
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 along the first row
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Practice: The sign pattern of the cofactors in a 3 by 3 determinant
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WAEC Prep: Setting out the coefficient determinant for two simultaneous equations
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WAEC Prep: The determinant Dz in a system of three unknowns
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Spot My Mistake: Checking a Cramer's rule solution by substituting back
Act as my SS3 Further Mathematics tutor. Work a question on checking a Cramer's rule solut