1,045 prompts matching "A stationary point at which the second derivative is nought"
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Non-calculator completing the square with fractional coefficients
I am in SS 2. Set me a non-calculator completing the square question where the coefficient
Discriminant classification exam question
I am in SS 2. Give me a short structured question where I must use the discriminant to sta
Structured question: find coordinates of intersection points
I am in SS 2. Give me a multi-part question where I solve a linear-quadratic system and th
Explain back: completing the square when the coefficient of x squared is not one
I have just studied completing the square when the coefficient of x squared is not one in
Learn: Factorising a quadratic whose coefficient of x squared is one
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Worked Example: Factorising a quadratic whose leading coefficient is not one
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Practice: Factorising a quadratic with a common factor taken out first
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Spot My Mistake: Solving a quadratic that must be rearranged before factorising
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Common Mistakes: Writing down the roots once the brackets are found
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Final Revision: A word problem solved by factorising a quadratic
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WAEC Prep: The minimum value of a quadratic found by completing the square
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Learn: Deriving the quadratic formula by completing the square
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Explain Back: Finding a missing coefficient from a stated sum of roots
I have just studied finding a missing coefficient from a stated sum of roots in my SS2 Fur
Spot My Mistake: Finding a missing coefficient from a stated product of roots
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Learn: What makes an expression in the roots symmetric
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Common Mistakes: A symmetric function needing the sum and product twice over
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Learn: Making one unknown the subject of the linear equation
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Common Mistakes: A word problem giving one linear and one quadratic equation
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Learn: Forming the quadratic that decides where a line meets a curve
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Worked Example: The discriminant used as the test for intersection
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