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Further Mathematics

AI prompts for senior secondary learners.

📅 36-Week WAEC Study Guide for Further Mathematics →
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402 prompts matching "Solving simultaneous linear equations by substitution"

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

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

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Quiz: Arranging the equations in standard form before applying Cramer's rule

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WAEC Prep: The minor of an entry of a 3 by 3 matrix

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Spot My Mistake: Checking cofactors by expanding the determinant along a second row

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Explain Back: Finding the adjoint of a 2 by 2 matrix quickly

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Spot My Mistake: Finding the adjoint of a 3 by 3 matrix

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WAEC Prep: The inverse of a 2 by 2 matrix with a fractional determinant

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WAEC Prep: The inverse of a 2 by 2 matrix as one over the determinant times the adjoint

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Learn: Swapping and negating the entries when inverting a 2 by 2 matrix

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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: How long the inverse of a 3 by 3 matrix takes, and how to shorten it

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

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WAEC Prep: The inverse of a 3 by 3 matrix from its adjoint and its determinant

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Learn: The order of the steps in inverting a 3 by 3 matrix

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Quiz: Checking a 3 by 3 inverse by multiplication

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Practice: What a singular coefficient matrix says about the equations

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Practice: Comparing the inverse method with elimination for three equations

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WAEC Prep: Resolving before compounding several forces

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WAEC Prep: Resolving a force into horizontal and vertical components

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