701 prompts matching "A quadratic whose roots are 2 plus i and 2 minus i"
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Index equations reducing to a quadratic
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Explaining why a^1/n means the nth root of a
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Expanding brackets containing surds
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Expanding a binomial surd bracket
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Distinguishing rational and irrational numbers
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Rationalising and then simplifying fully
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Rationalising the denominator when it's a surd minus a surd
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Solving a surd equation that gives an extraneous root
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Working with cube roots as a type of surd
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Union and intersection of two number sets
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Sum of an arithmetic series given the first and last term
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Solving for x when three terms are in arithmetic progression
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Solving for x when three terms are in geometric progression
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Area of a triangle from three coordinates
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Finding the centre and radius from a circle's equation
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Simultaneous equations of a line and the coordinate axes
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Full worked exam-style problem combining gradient, distance and midpoint
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Coordinate geometry applied to a triangle's area check
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Expanding a product of three brackets
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Expanding and simplifying with negative brackets
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