728 prompts matching "simplifying an expression with fractional indices"
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Rationalising the denominator when it's a surd minus a surd
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Explaining why we rationalise denominators
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Surd equation from a geometry context
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Drawing a two-set Venn diagram from data
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Finding a missing intersection from set sizes
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Set-builder notation basics
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Proper subsets versus subsets
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Set difference A minus B
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Working backwards from Venn diagram totals
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Number of elements in a set from a Venn diagram region count
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Set operations exam question, multi-part
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Interpreting neither-nor in a Venn diagram problem
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Power set of a three-element set
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Set problem leading to a linear equation
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Logical reasoning puzzle solved using sets
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Finding the common difference from given terms
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Finding the common ratio from given terms
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Sum of the first n terms of a geometric series
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Deciding whether a geometric series converges
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Finding a term given the sum of a series
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