745 prompts matching "A remainder of nought, and what it means"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Solving a word problem using simultaneous equations
I am in SS 1. I'm going to explain a word problem that must be solved by setting up and so
Common sign errors in algebraic manipulation
Show me a fully worked Cambridge/Additional Maths style solution to a question on the most
Common Mistakes: Why a rational number added to an irrational one stays irrational
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on why
Final Revision: Approximating a surd to three decimal places
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Final Revision: Surds that cannot be combined at all
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Final Revision: Expressing a rationalised answer in the form a root b over c
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Final Revision: Checking a conjugate answer by multiplying back
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Common Mistakes: A surd equation that has no real solution
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Final Revision: A word problem that leads to an equation in surd form
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Final Revision: Deciding whether a given rule really is a binary operation
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Final Revision: Why closure is checked before any other property
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Final Revision: Why brackets matter when an operation is not associative
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Common Mistakes: Checking an inverse by working the operation both ways
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Common Mistakes: Why the index laws need the bases to match
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Final Revision: Evaluating a numerical expression using the index laws
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Common Mistakes: Proving the sum formula by pairing the terms
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Final Revision: Deciding whether a given sequence is a geometric progression
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Final Revision: Proving the sum formula for a geometric progression
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Negative indices as fractions
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on nega
Fractional indices as roots
I am in SS 1. Teach me fractional indices, converting between root form and index form, su