1,324 prompts matching "Why does completing the square work"
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WAEC Prep: The conical pendulum
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Common Mistakes: The condition for a body to complete a vertical circle
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Final Revision: The period and the frequency of circular motion
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Quiz: The velocity of a body in simple harmonic motion at a given displacement
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Explain Back: The displacement written as x equals a sin omega t
I have just studied the displacement written as x equals a sin omega t in my SS3 Further M
WAEC Prep: The simple pendulum as an example of simple harmonic motion
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Common Mistakes: The energy of a body in simple harmonic motion
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Quiz: The extension of a spring under a given load
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Explain Back: The elastic potential energy stored in a stretched string
I have just studied the elastic potential energy stored in a stretched string in my SS3 Fu
Common Mistakes: A particle oscillating on the end of an elastic string
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Final Revision: The greatest extension reached by a falling particle on an elastic string
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Spot my mistake: Assuming AB and BA give the same matrix
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming AB and BA give t
Spot my mistake: Negating the leading diagonal and swapping the other two entries when inverting a 2 by 2 matrix
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Spot my mistake: Treating the kilogram and the kilogram weight as the same unit
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Spot my mistake: Adding the magnitudes of concurrent forces to get the magnitude of their resultant
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Spot my mistake: Assuming moments may only be taken about the pivot and never about another point
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Spot my mistake: Treating the rth term of a binomial expansion as the one carrying the rth power
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Spot my mistake: Treating the variance of a binomial distribution as its standard deviation
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Spot my mistake: Assuming the normal curve meets the horizontal axis at its points of inflexion
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming the normal curve
Spot my mistake: Treating the dot product of two vectors as another vector
Act as my SS3 Further Mathematics tutor. Write a short answer on treating the dot product