1,318 prompts matching "IGCSE Additional Maths Y11: Differentiating with the angle measured in radians —"
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Practice: Why the forces must sum to nought in two perpendicular directions
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Explain Back: Why the total moment about any point must be nought
I have just studied why the total moment about any point must be nought in my SS3 Further
Worked Example: Drawing the polygon of forces to scale
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Practice: Limiting friction, and the greatest value it can reach
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Worked Example: The moment of a force about a point on its own line of action
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Explain Back: The units of a moment, and why they are newton metres
I have just studied the units of a moment, and why they are newton metres in my SS3 Furthe
Worked Example: The total moment of three parallel forces about one end
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Explain Back: Locating the point of concurrence on a diagram
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Practice: The probability of at least one success
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Practice: The probability of exactly r events in a Poisson distribution
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Worked Example: The probability of no events at all in a Poisson distribution
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Practice: The variance of a binomial distribution as npq
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Explain Back: Testing whether data are Poisson by comparing mean and variance
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Practice: Using the normal tables when the z-score is negative
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Worked Example: The continuity correction when approximating a discrete distribution
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Practice: The components of a vector given its magnitude and direction
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Worked Example: The distance between two points in three dimensions
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Practice: The magnitude of the sum of two vectors
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Worked Example: Finding the unit vector in the direction of a given vector
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