1,023 prompts matching "Set problem leading to a linear equation"
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Worked Example: Sentences that are not propositions
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Worked Example: Conjunction in a three-variable truth table
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Common Mistakes: Comparing two statements by their truth tables
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Worked Example: The truth table for the conditional
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Worked Example: The truth table for the biconditional
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Common Mistakes: Simplifying a compound statement using the laws
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Worked Example: What a contradiction is
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Worked Example: Premises and conclusion
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Common Mistakes: The fallacy of denying the antecedent
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Worked Example: Arranging r of n objects in a line
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Worked Example: The number of ways n people sit round a round table
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Common Mistakes: Comparing a line arrangement with a circular one
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Worked Example: Selections in which the order does not matter
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Common Mistakes: A probability found by counting arrangements
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Worked Example: Reading the coefficients of an expansion off Pascal's triangle
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Common Mistakes: The link between Pascal's triangle and combinations
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Worked Example: Finding the fifth term of an expansion
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Common Mistakes: The general term when one term in the bracket is negative
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