1,045 prompts matching "Spot my mistake in a combination calculation"
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Common Mistakes: A line and a curve meeting once without the line being a tangent
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Common Mistakes: Multiplying one polynomial by another
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Common Mistakes: The degree of the quotient and of the remainder
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Common Mistakes: The remainder theorem applied to a quartic
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Common Mistakes: Using the factor theorem before dividing
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Common Mistakes: Factorising fully, and knowing when to stop
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Common Mistakes: A cubic equation arising from a volume problem
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Common Mistakes: Translating a symbolic statement back into English
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Common Mistakes: Comparing two statements by their truth tables
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Common Mistakes: Simplifying a compound statement using the laws
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Common Mistakes: Deciding between tautology, contradiction and contingency
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Common Mistakes: The fallacy of denying the antecedent
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Common Mistakes: Comparing a line arrangement with a circular one
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Common Mistakes: The number of ways of dividing a class into groups
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Worked Example: Counting the total outcomes with combinations
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Common Mistakes: A probability found by counting arrangements
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Common Mistakes: The general term when one term in the bracket is negative
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IGCSE Additional Maths Y11: Combinations and permutations combined in one problem — Show All Working
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Set me a question on c