755 prompts matching "Discriminant and the nature of roots"
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Worked Example: Why the square root of a non-square whole number is irrational
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Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
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WAEC Prep: Pi and root 2 as the two best-known irrational numbers
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Common Mistakes: Expanding the product of two surd brackets
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WAEC Prep: Equating the rational and the irrational parts of an equation
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Final Revision: The characteristic and the mantissa of a logarithm
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Practice: The relation between log a of b and log b of a
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Show All Working: The sum to infinity of a geometric progression, and when it exists
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IGCSE Additional Maths Y10: The domain and range of an inverse function — Show All Working
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IGCSE Additional Maths Y10: Reading the domain and range off a graph — Quiz Me
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IGCSE Additional Maths Y10: The asymptotes of a function and those of its inverse — Exam Technique
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IGCSE Additional Maths Y10: The quotient and the remainder of a polynomial division — Quiz Me
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IGCSE Additional Maths Y10: Two pairs of solutions, and pairing each x with the right y — Practice Set
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IGCSE Additional Maths Y10: The equation of a line given its gradient and one point on it — Practice Set
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IGCSE Additional Maths Y10: The gradient of a horizontal line and of a vertical line — Common Mistakes
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IGCSE Additional Maths Y10: The diagonals of a quadrilateral, and where they meet — Common Mistakes
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Simultaneous equations of a line and the coordinate axes
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Estimating the value of a surd
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Working with cube roots as a type of surd
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Changing the subject with a square or square root
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