997 prompts matching "Structured question: rationalise and simplify a surd expression"
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Worked Example: The product of the roots as c over a
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Explain Back: Finding a missing coefficient from a stated sum of roots
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Explain Back: The value of alpha minus beta, all squared
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Explain Back: Writing the answers as ordered pairs
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Worked Example: The discriminant used as the test for intersection
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Explain Back: The condition for the line never to meet the curve
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Worked Example: The degree of a polynomial in one variable
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Explain Back: Evaluating P of 2 for a given polynomial
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Worked Example: The division algorithm for polynomials
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Explain Back: A division that leaves a constant remainder
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Worked Example: The remainder on dividing by x minus 3
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Explain Back: Finding a coefficient when the remainder is given
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Explain Back: A polynomial with a repeated linear factor
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Worked Example: How many roots a cubic equation has
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Explain Back: A cubic with a repeated root
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Worked Example: Sentences that are not propositions
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Explain Back: The disjunction of two propositions
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Worked Example: Conjunction in a three-variable truth table
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Explain Back: The truth table for a statement with two connectives
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Worked Example: The truth table for the conditional
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