1,326 prompts matching "Solve the trigonometric equation sin(2x) = 0.5, for 0 <= x <= 360"
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Final Revision: Proving an identity by working on one side only
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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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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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Final Revision: Showing that a given motion is simple harmonic
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Spot My Mistake: A particle hanging in equilibrium on an elastic string
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WAEC Prep: Two elastic strings supporting one particle
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Spot my mistake: Assuming multiplying a vector by a negative scalar leaves its magnitude negative
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Spot my mistake: Treating any vector with small components as a unit vector
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Spot my mistake: Assuming a quadratic with a negative discriminant has no roots at all
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Domain of a simple algebraic function
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Verifying an inverse function is correct
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One-to-one versus many-to-one functions
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Why not every function has an inverse function
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Composite function with three functions applied in order
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Quiz me rapid-fire on evaluating functions
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Show all working: full function exam question with three parts
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WAEC-style question on evaluating composite functions
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