535 prompts matching "Explaining why we rationalise denominators"
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Spot My Mistake: The law of the excluded middle
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WAEC Prep: A tautology used to justify a rule of algebra
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Show All Working: The negation of a tautology
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Learn: What makes an argument valid
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Worked Example: Premises and conclusion
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Quiz: Modus ponens
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Spot My Mistake: Disjunctive syllogism
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WAEC Prep: Testing an argument for validity by truth table
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Show All Working: The fallacy of affirming the consequent
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Learn: Arranging five different books on a shelf
You are my personal SS2 Further Mathematics tutor. Teach me arranging five different books
Worked Example: Arranging r of n objects in a line
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Quiz: Arrangements of a word with no repeated letters
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Spot My Mistake: Arrangements with two particular items adjacent
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WAEC Prep: Arrangements with two particular items not adjacent
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Show All Working: Arrangements of boys and girls alternately
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Learn: What makes a permutation cyclic
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Worked Example: The number of ways n people sit round a round table
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Spot My Mistake: Arrangements round a table with men and women alternating
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Show All Working: A circular arrangement with one fixed seat such as the head
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Learn: Selecting a team of five from a squad
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