1,045 prompts matching "Learn: The sum of the roots of a cubic read from its coefficients"
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Learn: Factorising a quadratic whose coefficient of x squared is one
You are my personal SS2 Further Mathematics tutor. Teach me factorising a quadratic whose
Common Mistakes: Writing down the roots once the brackets are found
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Learn: Deriving the quadratic formula by completing the square
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Quiz: A negative value of b in the quadratic formula
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Practice: Giving the roots correct to two decimal places
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Quiz: Finding the sum and the product without solving the equation
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Practice: Forming an equation from a given sum and product
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Final Revision: One root twice the other, and what that gives
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Quiz: The value of one over alpha squared plus one over beta squared
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Practice: The value of alpha to the fourth plus beta to the fourth
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Common Mistakes: A symmetric function needing the sum and product twice over
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Practice: Finding the matching value of the second unknown
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Learn: Forming the quadratic that decides where a line meets a curve
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Quiz: The condition for two points of intersection
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Show All Working: What the factor theorem says about the roots
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Practice: Factorising a quartic as the product of two quadratics
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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
I have just studied a cubic with a repeated root in my SS2 Further Mathematics class. Let
Quiz: The truth value of a simple proposition
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Practice: The conjunction of two propositions
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