416 prompts matching "Squaring both sides safely when solving a surd equation"
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Spot My Mistake: The vector from A to B as the difference of two position vectors
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Spot My Mistake: The equilibrium condition written in vector form
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Quiz: Subtracting one complex number from another
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Spot My Mistake: Dividing one complex number by another using the conjugate
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Quiz: The product of a complex number and its conjugate
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Quiz: The argument of a complex number
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Quiz: Writing a complex number in polar form
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Spot My Mistake: Deriving a multiple angle formula from de Moivre's theorem
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Quiz: The roots of a complex number shown on an Argand diagram
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Spot My Mistake: Classifying a stationary point by the second derivative
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Spot My Mistake: Finding the constant of integration from a given point
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Quiz: Why the power rule fails for the integral of one over x
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Quiz: Using the initial conditions to fix the constants in a kinematics problem
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Quiz: A rate of change problem about a vessel filling with water
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Quiz: The time of flight of a projectile
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Quiz: Impulse as the change in momentum
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Quiz: Newton's third law, and identifying the pair of forces
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Spot My Mistake: The sum of the first n terms of an arithmetic progression
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Spot My Mistake: Finding the common ratio from two given terms
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Quiz: The general term of a binomial expansion
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