1,327 prompts matching "The discriminant used as the test for intersection"
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Explain Back: Solving a quadratic in sin x
I have just studied solving a quadratic in sin x in my SS3 Further Mathematics class. Let
Spot My Mistake: Solving an equation by first applying a Pythagorean identity
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Spot My Mistake: An aeroplane in a cross-wind, and its resultant track
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Learn: Two particles joined by a light inextensible string over a smooth pulley
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Practice: A particle on a smooth table connected to a hanging particle
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Explain Back: A particle on a rough table connected to a hanging particle
I have just studied a particle on a rough table connected to a hanging particle in my SS3
Learn: Angular velocity, and how it relates to linear speed
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Practice: A car rounding a bend on a level road
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Explain Back: A car on a banked track
I have just studied a car on a banked track in my SS3 Further Mathematics class. Let me ex
Spot my mistake: Using an equation of constant acceleration on a body whose acceleration is changing
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Inequality word problem with a real-life constraint
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on a wo
Factorising an expression with a common algebraic bracket factor
I am in SS 3. Teach me factorising an expression where the common factor is itself a brack
What a function is and function notation
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Evaluating a function at a given value
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Evaluating a function at a negative value
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Evaluating a function at an algebraic input
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Domain of a simple algebraic function
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Domain of a function involving a square root
I am in SS 3. Teach me finding the domain of a function involving a square root, such as f
Composite functions gf(x)
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Verifying an inverse function is correct
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