1,044 prompts matching "The identity that n choose r equals n choose n minus r"
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Show All Working: The distributive laws in logic
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Common Mistakes: Simplifying a compound statement using the laws
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Practice: Showing that a statement is a tautology
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Explain Back: Showing that a statement is a contradiction
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Show All Working: The negation of a tautology
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Show All Working: The fallacy of affirming the consequent
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Common Mistakes: The fallacy of denying the antecedent
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Show All Working: A circular arrangement with one fixed seat such as the head
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Practice: A selection that must include one particular member
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Explain Back: A selection that must exclude one particular member
I have just studied a selection that must exclude one particular member in my SS2 Further
Show All Working: Selecting a committee with the chairman named separately
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Common Mistakes: The number of ways of dividing a class into groups
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Show All Working: The complement rule used in a counting problem
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Spot My Mistake: Expanding a bracket with a minus sign inside it
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Common Mistakes: The link between Pascal's triangle and combinations
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Show All Working: The general term when the bracket contains a fraction
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Common Mistakes: The general term when one term in the bracket is negative
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Final Revision: A question asking for two coefficients to be equal
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IGCSE Additional Maths Y11: The radian, and how it is defined — Teach Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the radian, a