240 prompts matching "Squaring a 2 by 2 matrix"
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Final Revision: Checking a conjugate answer by multiplying back
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Worked Example: Squaring both sides safely when solving a surd equation
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Show All Working: Showing a set is not closed by a single counter-example
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Explain Back: Showing distributivity fails by a counter-example
I have just studied showing distributivity fails by a counter-example in my SS1 Further Ma
Common Mistakes: Checking an inverse by working the operation both ways
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Learn: Solving an equation by writing both sides to the same base
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Common Mistakes: An indicial equation solved by substitution
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Final Revision: Checking an indicial solution by substitution
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Quiz: Evaluating log to base 3 of 7 by change of base
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WAEC Prep: Solving an exponential equation by taking logarithms of both sides
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Spot My Mistake: A sequence defined by a recurrence relation
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Common Mistakes: Proving the sum formula by pairing the terms
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Final Revision: A savings problem modelled by an arithmetic progression
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Spot My Mistake: A compound interest problem modelled by a geometric progression
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WAEC Prep: A population growth problem modelled by a geometric progression
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Quiz: Multiplying both sides by a positive number
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Practice: Reversing the sign when multiplying by a negative number
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WAEC Prep: Shading the region defined by a linear inequality
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IGCSE Additional Maths Y10: Solving a quadratic inequality by sketch in the Cambridge style — Teach Me
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Teach me solving a qua
IGCSE Additional Maths Y10: A quadratic in x squared, solved by substitution — Teach Me
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Teach me a quadratic i