1,045 prompts matching "Sum of the first n terms of a geometric series"
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Final Revision: A compound proposition built from three simple ones
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Final Revision: A conditional statement set in an everyday situation
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Final Revision: A longer statement tested for tautology
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Final Revision: An argument written in words and tested for validity
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Final Revision: A word problem about seating at a round table
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Final Revision: A word problem about choosing a delegation
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Final Revision: A word problem about a lottery draw
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Final Revision: A question asking for two coefficients to be equal
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Teach me quadratic trinomial factorisation
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Worked example: factorising a harder trinomial
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Solve x^2 + 5x + 6 = 0 by factorisation
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Solve x^2 - 7x + 12 = 0 by factorisation
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Solve 2x^2 + 7x + 3 = 0 by factorisation
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Solve x^2 - 3x - 10 = 0 by factorisation
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Solve 3x^2 - 5x - 2 = 0 by factorisation
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Solve x^2 - 6x + 9 = 0 by factorisation
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Solve 2x^2 - 11x + 5 = 0 by factorisation
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Solve x^2 + x - 12 = 0 by factorisation
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Quiz me: solving quadratics by factorisation
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Give me practice solving quadratic equations
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