1,018 prompts matching "Practice: An operation that is not commutative, with a counter-example"
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Worked Example: Testing a list of candidates to find a factor
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Explain Back: Finding a coefficient so that a stated expression is a factor
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Worked Example: Factorising a cubic into a linear and a quadratic factor
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Final Revision: The exclusive sense of or, and its truth table
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Quiz: Why a conditional with a false antecedent counts as true
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Final Revision: A conditional statement set in an everyday situation
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Practice: What logical equivalence means
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Spot My Mistake: De Morgan's laws in logic
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Explain Back: Showing that a statement is a contradiction
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Worked Example: Premises and conclusion
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Final Revision: An argument written in words and tested for validity
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Quiz: Arrangements of a word with no repeated letters
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Final Revision: Counting the arrangements of people in a queue
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Explain Back: Circular arrangements with two people kept apart
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Spot My Mistake: A selection with at least a stated number of one kind
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Explain Back: Probability with replacement and without replacement
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Practice: The symmetry of a row of Pascal's triangle
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Final Revision: Expanding a bracket of the form a plus b over x
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IGCSE Additional Maths Y11: Finding the angle at the centre from a given arc length — Spot My Mistake
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IGCSE Additional Maths Y11: A shaded region made of a sector and a triangle — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on a s