1,045 prompts matching "Quiz: The roots of a complex number shown on an Argand diagram"
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Worked example: expanding (2x-3)^5 using the binomial formula
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Worked example: evaluating a power using binomial expansion
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Worked example: simplifying an expression with fractional indices
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Worked example: rationalising a binomial surd denominator
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Give me practice on indices and surds
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Spot my mistake finding a line's equation
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Worked example: proving a trigonometric identity
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Worked example: solving a quadratic trigonometric equation
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Teach me arithmetic progressions
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Teach me geometric progressions
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Worked example: finding a term in an arithmetic progression
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Worked example: sum to infinity of a geometric series
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Spot my mistake in a geometric progression
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Teach me finding stationary points
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Worked example: finding and classifying a stationary point
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Worked example: solving simultaneous equations using matrices
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Teach me mean, variance and standard deviation
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Summarise quadratic equations for quick revision
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Summarise propositional logic for quick revision
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Summarise permutations and combinations for quick revision
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