1,446 prompts matching "IGCSE-style question: Proving that a sequence is arithmetic"
Real-life question: Average speed when a journey has two legs at different speeds
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Teach me again: Squaring a bracket that contains a surd
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Spot my mistake: Converting a base eight number to base ten
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Spot my mistake: Subtracting in a base other than ten, with borrowing
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Spot my mistake: An indicial equation with a negative solution
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Spot my mistake: Finding an angle with an inverse ratio
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Exam timing: A timed set of right-angled triangle questions
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Spot my mistake: The sign of each ratio in the four quadrants
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Exam timing: A timed set of special angle questions
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Spot my mistake: The angle of depression and its relation to elevation
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Word problem: A depression problem where the observer's height is given
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Exam timing: A timed set of elevation and depression questions
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Spot my mistake: The law for the logarithm of a quotient
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Exam timing: A timed set of logarithm law questions
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Spot my mistake: Finding a root with logarithms
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Spot my mistake: Solving a simple congruence
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Spot my mistake: Subsets, and how many a set has
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Exam timing: A timed set of set notation questions
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Spot my mistake: A three-set Venn diagram from given numbers
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Exam timing: A timed set of Venn diagram questions
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