1,044 prompts matching "Simplifying the answer once the denominator is rational"
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Final Revision: Checking a factorisation by expanding it again
Act as my SS2 Further Mathematics tutor at the end of the term. Give me a rapid recap of c
Common Mistakes: A cubic equation arising from a volume problem
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Quiz: The truth value of a simple proposition
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Common Mistakes: Translating a symbolic statement back into English
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Spot My Mistake: Building a truth table column by column
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Learn: The conditional statement, if p then q
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Learn: The biconditional, p if and only if q
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Quiz: The biconditional as two conditionals taken together
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Spot My Mistake: De Morgan's laws in logic
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Learn: What a tautology is
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Worked Example: What a contradiction is
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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
I have just studied showing that a statement is a contradiction in my SS2 Further Mathemat
Common Mistakes: Deciding between tautology, contradiction and contingency
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Worked Example: Premises and conclusion
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Spot My Mistake: Arrangements with two particular items adjacent
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Spot My Mistake: Arrangements round a table with men and women alternating
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Common Mistakes: Comparing a line arrangement with a circular one
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Quiz: Selecting from two groups at the same time
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