Further Mathematics
AI prompts for senior secondary learners.
📅 36-Week WAEC Study Guide for Further Mathematics →1,128 prompts matching "IGCSE Additional Maths Y11: Eliminating one variable by using the constraint — W"
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Explain Back: Keeping track of the nine entries when multiplying 3 by 3 matrices
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Subscribe to unlock allQuiz: Solving AX equals B and XA equals B by different routes
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Subscribe to unlock allWorked Example: What a determinant of nought means for a 2 by 2 matrix
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Subscribe to unlock allQuiz: Expanding a 3 by 3 determinant along a row or column containing noughts
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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 allLearn: Solving two simultaneous equations by Cramer's rule
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Subscribe to unlock allSpot My Mistake: Checking a Cramer's rule solution by substituting back
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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 allExplain Back: Finding the adjoint of a 2 by 2 matrix quickly
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Subscribe to unlock allLearn: Swapping and negating the entries when inverting a 2 by 2 matrix
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Subscribe to unlock allQuiz: Checking an inverse by multiplying to get the identity
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Subscribe to unlock allLearn: The order of the steps in inverting a 3 by 3 matrix
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Subscribe to unlock allQuiz: Checking a 3 by 3 inverse by multiplication
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Subscribe to unlock allExplain Back: Solving two simultaneous equations by multiplying by the inverse
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Subscribe to unlock allLearn: A space diagram and a force diagram drawn side by side
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