1,045 prompts matching "The coefficient of the term in x to the power r"
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Worked example: finding a term in an arithmetic progression
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Worked example: expand (x+2)^5 fully using the binomial theorem
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Final Revision: A word problem solved by factorising a quadratic
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Final Revision: Why completing the square always works
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Final Revision: A word problem solved with the quadratic formula
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Final Revision: One root twice the other, and what that gives
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Final Revision: A word problem that uses the remainder theorem
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Final Revision: Checking a factorisation by expanding it again
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Final Revision: Checking a root of a cubic by substitution
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Final Revision: A biconditional used in a mathematical definition
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Final Revision: A longer statement tested for tautology
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Teach me quadratic trinomial factorisation
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Explain factorising quadratics back to me
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Quiz me: solving quadratics by factorisation
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Worked example: word problem leading to a quadratic
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Why does completing the square work
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Find sum and product of roots of 2x^2 - 5x + 3 = 0
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Find sum and product of roots of x^2 + 4x - 12 = 0
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Find sum and product of roots of 3x^2 + 7x - 6 = 0
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Find sum and product of roots of x^2 - 8x + 15 = 0
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