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Further Mathematics

AI prompts for senior secondary learners.

📅 36-Week WAEC Study Guide for Further Mathematics →
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1,283 prompts matching "Union and intersection of two number sets"

Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.

Practice: A diagonal matrix

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Practice: The condition on the orders for a product to exist

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Learn: Deciding whether a stated matrix calculation is possible at all

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WAEC Prep: Evaluating A squared minus 2A

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Practice: Evaluating AB minus BA

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Quiz: Finding an unknown entry from a stated matrix equation

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WAEC Prep: When Cramer's rule is quicker than elimination

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WAEC Prep: Cramer's rule applied to a pair with fractional coefficients

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Spot My Mistake: Forming the determinant Dx by replacing the first column

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WAEC Prep: What Cramer's rule gives when the system is inconsistent

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WAEC Prep: Setting out Cramer's rule for three simultaneous equations

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Spot My Mistake: Checking a Cramer's rule solution by substituting back

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Quiz: Checking an inverse by multiplying to get the identity

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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted

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WAEC Prep: Checking the determinant before attempting a 3 by 3 inverse

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Quiz: Checking a 3 by 3 inverse by multiplication

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WAEC Prep: Simultaneous equations with fractional coefficients solved by matrix

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Spot My Mistake: Why the inverse must be applied on the correct side

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Practice: What a singular coefficient matrix says about the equations

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WAEC Prep: A three-unknown system arising from a word problem

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