755 prompts matching "Restricting the domain so an inverse exists"
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Algebraic long division of a simple polynomial by a linear factor
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Learn: What makes two surds similar
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Worked Example: What makes two surds equal
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Common Mistakes: Expressing root 50 as a multiple of root 2
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Learn: Simplifying root 72 into its simplest form
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Worked Example: Rationalising a denominator that is a single surd
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Learn: What a binary operation actually is
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Common Mistakes: Closure on a set of three elements under a stated rule
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Worked Example: Testing a*b against b*a for a given rule
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Common Mistakes: Distributivity on a set of three elements
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Worked Example: Rewriting a negative index as a fraction
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Common Mistakes: Writing a root as a fractional index before simplifying
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Common Mistakes: Reading a logarithm from a table
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Common Mistakes: Rejecting a root that makes a logarithm undefined
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Common Mistakes: A logarithmic equation that becomes a quadratic
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Learn: What makes a sequence a geometric progression
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IGCSE Additional Maths Y10: Where a modulus graph meets a straight line — Common Mistakes
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IGCSE Additional Maths Y10: A line meeting a circle — Common Mistakes
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IGCSE Additional Maths Y10: Checking a polynomial division by multiplying back — Common Mistakes
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