717 prompts matching "Proving that root 2 is irrational"
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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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Spot My Mistake: The value of alpha over beta plus beta over alpha
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Final Revision: Using a symmetric function to find an unknown coefficient
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Final Revision: Checking both solutions in both equations
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Final Revision: A word problem about a line and a parabola
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Spot My Mistake: A polynomial written in descending powers
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Final Revision: The degree of the product of two polynomials
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Spot My Mistake: Finding two coefficients from two remainder conditions
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Spot My Mistake: The factor theorem applied to a quartic
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Final Revision: A factor theorem question set in the WAEC style
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Spot My Mistake: The negation of a proposition
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Final Revision: A compound proposition built from three simple ones
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Spot My Mistake: Building a truth table column by column
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Final Revision: The exclusive sense of or, and its truth table
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Spot My Mistake: The contrapositive of a conditional
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Final Revision: A conditional statement set in an everyday situation
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Spot My Mistake: De Morgan's laws in logic
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Final Revision: A biconditional used in a mathematical definition
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Spot My Mistake: The law of the excluded middle
Act as my SS2 Further Mathematics tutor. Work a question on the law of the excluded middle