1,044 prompts matching "The solution when the quadratic expression is less than nought"
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Worked Example: Substituting into the quadratic and tidying up
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Quiz: Solving the quadratic that results from the substitution
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Spot My Mistake: A pair with equal roots, meaning one solution only
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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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Spot My Mistake: Finding the values of c for which a line is a tangent
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Show All Working: The point of contact when a line touches a curve
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Worked Example: The division algorithm for polynomials
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Explain Back: Finding a coefficient so that a stated expression is a factor
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Spot My Mistake: Factorising the sum of two cubes
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Common Mistakes: Factorising fully, and knowing when to stop
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Spot My Mistake: Finding the remaining roots once one is known
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Quiz: Disjunction and the inclusive or
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Show All Working: The general term when the bracket contains a fraction
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IGCSE Additional Maths Y11: When cot x is nought, and when it is undefined — Exam Technique
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IGCSE Additional Maths Y11: Forming numbers greater than a stated value — Spot My Mistake
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IGCSE Additional Maths Y11: The shortest distance from a point to a curve — Spot My Mistake
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IGCSE Additional Maths Y11: The area between a curve and the y-axis — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on the