1,043 prompts matching "IGCSE Additional Maths Y10: Finding k so that a quadratic has equal roots — Expl"
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Common Mistakes: Factorising fully, and knowing when to stop
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Common Mistakes: A cubic equation arising from a volume problem
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Common Mistakes: Translating a symbolic statement back into English
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Common Mistakes: Comparing two statements by their truth tables
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Common Mistakes: Simplifying a compound statement using the laws
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Common Mistakes: Deciding between tautology, contradiction and contingency
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Common Mistakes: The fallacy of denying the antecedent
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Common Mistakes: Comparing a line arrangement with a circular one
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Common Mistakes: The number of ways of dividing a class into groups
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Common Mistakes: A probability found by counting arrangements
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Common Mistakes: The link between Pascal's triangle and combinations
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Common Mistakes: The general term when one term in the bracket is negative
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Complete the square for x^2 + 6x + 5 = 0
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Complete the square for x^2 - 4x - 1 = 0
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Complete the square for x^2 + 8x + 10 = 0
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Complete the square for 2x^2 + 4x - 3 = 0
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Complete the square for x^2 - 10x + 21 = 0
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Complete the square for x^2 + 3x - 4 = 0
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Complete the square for 3x^2 + 6x - 2 = 0
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