1,333 prompts matching "A binary operation defined on the integers"
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Practice: Resolving three forces in two perpendicular directions
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Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
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WAEC Prep: Lami's theorem derived from the triangle of forces
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WAEC Prep: A lamp hanging from two wires, solved by Lami's theorem
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WAEC Prep: The statement of Lami's theorem
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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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Spot My Mistake: When Lami's theorem may be used, and when it may not
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WAEC Prep: A probability distribution shown as a bar chart
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WAEC Prep: The variance of a discrete random variable
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WAEC Prep: A random variable, and the values it may take
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Explain Back: A probability distribution table for a discrete random variable
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WAEC Prep: Expanding p plus q, all to the power n, as a probability model
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Worked Example: Finding a particular term of a binomial expansion
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Practice: Using a binomial expansion to approximate a number
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WAEC Prep: The probability of at most r successes
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WAEC Prep: The most likely number of successes in n trials
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Explain Back: The binomial probability formula
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Spot My Mistake: The probability of exactly r successes in n trials
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WAEC Prep: A Poisson distribution taken over a different length of interval
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