735 prompts matching "Structured question: two quadratics sharing a common root"
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Subtracting two algebraic fractions
I am in SS 1. I'm going to explain subtracting two algebraic fractions with different deno
Multi-part algebraic manipulation exam question
I am in SS 1. I attempted an Additional Maths question on a Cambridge/Additional Maths sty
Common Mistakes: Why a rational number added to an irrational one stays irrational
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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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Common Mistakes: Closure on a set of three elements under a stated rule
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Common Mistakes: Subtraction as an example of neither law
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Common Mistakes: Distributivity on a set of three elements
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Common Mistakes: Checking an inverse by working the operation both ways
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Common Mistakes: Why the index laws need the bases to match
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Common Mistakes: An indicial equation solved by substitution
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Common Mistakes: Reading a logarithm from a table
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Common Mistakes: The Fibonacci sequence and the rule behind it
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Common Mistakes: Proving the sum formula by pairing the terms
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Common Mistakes: A bouncing ball problem, and the total distance travelled
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Common Mistakes: A double inequality such as 2 less than x less than 7
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Common Mistakes: Reading a solution set off a graph
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IGCSE Additional Maths Y10: A mapping diagram, and what it shows — Common Mistakes
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IGCSE Additional Maths Y10: Showing that f of f inverse of x gives x back — Common Mistakes
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