323 prompts matching "Losing solutions by dividing through by cos x"
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Rationalising and then simplifying fully
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Solving a surd equation that gives an extraneous root
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Surds in trigonometric exact values
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Working with cube roots as a type of surd
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Rationalising a denominator with three surd terms
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Simplifying a surd expression before squaring
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Working backwards from Venn diagram totals
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Equal sets versus equivalent sets
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Using sets to test simple logical statements
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Set operations exam question, multi-part
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Distributive law for sets
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Logical reasoning puzzle solved using sets
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Sum of the first n terms of an arithmetic series
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Word problem: geometric sequence in a growth context
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Finding a term given the sum of a series
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Deriving the arithmetic series sum formula
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Quiz me rapid-fire on nth term formulas
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Three consecutive terms word problem
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Equation of a line given gradient and one point
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Condition for two lines to be perpendicular
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