1,045 prompts matching "Pi and root 2 as the two best-known irrational numbers"
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Practice: Giving the roots correct to two decimal places
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Learn: The sum of the roots as minus b over a
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Final Revision: One root twice the other, and what that gives
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Practice: A cubic with one real root and two complex ones
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Spot My Mistake: Finding the remaining roots once one is known
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Discriminant and the nature of roots
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Quiz me on the sum and product of the roots of a cubic
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Teach me the distance and midpoint formulas
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Create flashcard questions for Further Maths topics
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Worked example: solve x^2+4x+13=0 giving the roots as complex numbers
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WAEC Prep: Checking the sum and product against the solved roots
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Practice: Factorising a quartic as the product of two quadratics
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WAEC Prep: The relation between the roots and the constant term
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Quiz: The biconditional as two conditionals taken together
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Common Mistakes: The link between Pascal's triangle and combinations
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IGCSE Additional Maths Y11: The area common to two overlapping circles — Show All Working
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IGCSE Additional Maths Y11: The notation dy by dx, and f dashed of x — Quiz Me
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IGCSE Additional Maths Y11: The last-minute checks before handing in a paper — Exam Technique
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Teach me writing the sum and product of the roots from the coefficients
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Worked example: find the stationary points of y = x^3 - 3x^2 - 9x + 5 and classify each one
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