1,016 prompts matching "An element with no inverse under a given operation"
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Quiz: A negative value of b in the quadratic formula
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Spot My Mistake: Finding a missing coefficient from a stated product of roots
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Quiz: The value of one over alpha squared plus one over beta squared
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Spot My Mistake: The value of alpha over beta plus beta over alpha
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Quiz: Solving the quadratic that results from the substitution
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Final Revision: Checking both solutions in both equations
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Quiz: The condition for two points of intersection
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WAEC Prep: Finding the values of m for which a line cuts a curve twice
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Quiz: Dividing a quartic by a quadratic
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Spot My Mistake: A division that leaves a linear remainder
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WAEC Prep: Dividing by a factor of the form ax plus b
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Quiz: The remainder on dividing by x plus 2
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Spot My Mistake: Finding two coefficients from two remainder conditions
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WAEC Prep: The remainder theorem checked against long division
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Final Revision: A word problem that uses the remainder theorem
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Quiz: Which values are worth testing as factors
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Spot My Mistake: The factor theorem applied to a quartic
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WAEC Prep: The factor theorem for a factor of the form ax plus b
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Final Revision: A factor theorem question set in the WAEC style
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Spot My Mistake: Factorising the sum of two cubes
Act as my SS2 Further Mathematics tutor. Work a question on factorising the sum of two cub