942 prompts matching "Index law shortcuts for mental exam questions"
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Explain Back: A polynomial with a repeated linear factor
I have just studied a polynomial with a repeated linear factor in my SS2 Further Mathemati
Common Mistakes: Factorising fully, and knowing when to stop
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Final Revision: Checking a factorisation by expanding it again
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Explain Back: A cubic with a repeated root
I have just studied a cubic with a repeated root in my SS2 Further Mathematics class. Let
Common Mistakes: A cubic equation arising from a volume problem
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Final Revision: Checking a root of a cubic by substitution
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Explain Back: The disjunction of two propositions
I have just studied the disjunction of two propositions in my SS2 Further Mathematics clas
Common Mistakes: Translating a symbolic statement back into English
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Final Revision: A compound proposition built from three simple ones
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Common Mistakes: Comparing two statements by their truth tables
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Final Revision: The exclusive sense of or, and its truth table
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Explain Back: The inverse of a conditional
I have just studied the inverse of a conditional in my SS2 Further Mathematics class. Let
Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Final Revision: A conditional statement set in an everyday situation
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Explain Back: Showing two statements equivalent by truth table
I have just studied showing two statements equivalent by truth table in my SS2 Further Mat
Final Revision: A biconditional used in a mathematical definition
Act as my SS2 Further Mathematics tutor at the end of the term. Give me a rapid recap of a
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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Explain Back: The rule of syllogism
I have just studied the rule of syllogism in my SS2 Further Mathematics class. Let me expl
Common Mistakes: The fallacy of denying the antecedent
Act as my SS2 Further Mathematics tutor. Show me the mistake pupils most often make on the