1,019 prompts matching "A set closed under one operation but not another"
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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
Learn: The algebraic sum of moments when the senses differ
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Explain Back: Locating the point of concurrence on a diagram
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Worked Example: Matching each force to the sine of the angle opposite it
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Learn: Finding two unknown forces by Lami's theorem
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Learn: The expectation of a discrete random variable
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Worked Example: Finding a particular term of a binomial expansion
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Learn: Finding the coefficient of a stated power in an expansion
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Explain Back: Finding n and p from a given mean and variance
I have just studied finding n and p from a given mean and variance in my SS3 Further Mathe
Learn: Finding lambda from a stated mean
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Explain Back: Testing whether data are Poisson by comparing mean and variance
I have just studied testing whether data are Poisson by comparing mean and variance in my
Explain Back: Converting a value to a z-score
I have just studied converting a value to a z-score in my SS3 Further Mathematics class. L
Worked Example: Finding a value from a given probability by working backwards
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Learn: The probability that a normal variable lies between two values
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Learn: The coordinates of a point in three dimensions
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Worked Example: The distance between two points in three dimensions
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Learn: The magnitude of a three-dimensional vector
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Worked Example: Finding the unit vector in the direction of a given vector
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Learn: The unit vectors i, j and k
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