755 prompts matching "Teach me what a complex number is"
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Common Mistakes: Expressing root 50 as a multiple of root 2
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on exp
Practice: Multiplying a whole number by a surd
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Common Mistakes: Expanding the product of two surd brackets
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Worked Example: Rationalising a denominator that is a single surd
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Quiz: Rationalising a denominator of the form one over root 3
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Spot My Mistake: Rationalising and then cancelling a common factor
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Show All Working: Checking a rationalised answer by decimal approximation
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on checking a rati
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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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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Show All Working: A conjugate where the surd term comes first
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Common Mistakes: Rationalising when both terms of the denominator are surds
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Common Mistakes: A surd equation that has no real solution
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Final Revision: Deciding whether a given rule really is a binary operation
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Worked Example: Testing the even numbers for closure under addition
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Quiz: Testing the odd numbers for closure under addition
Act as my SS1 Further Mathematics tutor and quiz me on testing the odd numbers for closure
Show All Working: Showing a set is not closed by a single counter-example
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Final Revision: Why closure is checked before any other property
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