1,012 prompts matching "A unit vector, and what makes it a unit"
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Learn: Making the coefficient of x squared equal to one first
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Learn: Deriving the quadratic formula by completing the square
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Learn: The sum of the roots as minus b over a
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Common Mistakes: Roots that are reciprocals of one another
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Learn: Making one unknown the subject of the linear equation
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Learn: Forming the quadratic that decides where a line meets a curve
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Common Mistakes: Multiplying one polynomial by another
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Learn: Setting out the division of a cubic by a linear expression
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Learn: The statement of the remainder theorem
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Common Mistakes: The remainder theorem applied to a quartic
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Learn: The statement of the factor theorem
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Common Mistakes: Using the factor theorem before dividing
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Learn: Factorising a cubic into three linear factors
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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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Learn: How many rows a truth table needs
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Common Mistakes: Comparing two statements by their truth tables
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Common Mistakes: Simplifying a compound statement using the laws
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Common Mistakes: The fallacy of denying the antecedent
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Learn: Arranging five different books on a shelf
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