755 prompts matching "Finding the inverse of an element under a binary operation"
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Worked Example: Why the square root of a non-square whole number is irrational
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Quiz: Rationalising a denominator of the form one over root 3
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Explain Back: Simplifying the answer once the denominator is rational
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Common Mistakes: Rationalising a denominator of the form root a over root b
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Final Revision: Expressing a rationalised answer in the form a root b over c
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Learn: The conjugate of a compound surd expression
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Quiz: Rationalising a denominator of the form one over 2 plus root 3
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Practice: Rationalising a denominator of the form a plus root b over c minus root d
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Explain Back: The difference of two squares applied to surd conjugates
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Common Mistakes: Rationalising when both terms of the denominator are surds
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Explain Back: Solving an equation where the surd must be isolated first
I have just studied solving an equation where the surd must be isolated first in my SS1 Fu
Worked Example: Reading the symbol used for a binary operation
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Explain Back: A binary operation defined on the integers
I have just studied a binary operation defined on the integers in my SS1 Further Mathemati
Worked Example: Testing the even numbers for closure under addition
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Quiz: Testing the odd numbers for closure under addition
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Spot My Mistake: Reading closure off an operation table
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Final Revision: Why closure is checked before any other property
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Learn: What it means for one operation to distribute over another
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Final Revision: Why distributivity links two operations rather than one
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Practice: Why an identity element must work from both sides
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