Further Mathematics
AI prompts for senior secondary learners.
📅 36-Week WAEC Study Guide for Further Mathematics →1,320 prompts matching "IGCSE Additional Maths Y11: The magnitude of a column vector — Explain It Back"
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Explain Back: The order of the answer when two matrices are multiplied
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Subscribe to unlock allWAEC Prep: The determinant of a matrix with a row of noughts
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Subscribe to unlock allWAEC Prep: The determinant of the identity matrix
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Subscribe to unlock allWAEC Prep: The determinant of a 2 by 2 matrix as ad minus bc
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Subscribe to unlock allLearn: The effect on a determinant of swapping two rows
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Subscribe to unlock allExplain Back: The determinant of a product as the product of the determinants
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Subscribe to unlock allWAEC Prep: The determinant of a 3 by 3 matrix with two equal rows
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Subscribe to unlock allPractice: The sign pattern of the cofactors in a 3 by 3 determinant
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Subscribe to unlock allWorked Example: Evaluating a 3 by 3 determinant by the rule of Sarrus
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Subscribe to unlock allSpot My Mistake: Forming the determinant Dx by replacing the first column
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Subscribe to unlock allWorked Example: Forming the determinant Dy by replacing the second column
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Subscribe to unlock allWAEC Prep: The determinant Dz in a system of three unknowns
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Subscribe to unlock allExplain Back: What a coefficient determinant of nought says about the system
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Subscribe to unlock allWAEC Prep: The cofactor of a corner entry
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Subscribe to unlock allWAEC Prep: Why the cofactor signs alternate
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Subscribe to unlock allWAEC Prep: The minor of an entry of a 3 by 3 matrix
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Subscribe to unlock allPractice: Turning a minor into a cofactor with the sign rule
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Subscribe to unlock allExplain Back: Writing out the full matrix of cofactors
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Subscribe to unlock allSpot My Mistake: Checking cofactors by expanding the determinant along a second row
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Subscribe to unlock allWAEC Prep: The adjoint of the identity matrix
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