1,293 prompts matching "Proving a surd statement is true or false"
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Worked Example: The moment of a force about a point on its own line of action
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Worked Example: The total moment of three parallel forces about one end
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Quiz: A rod resting against a wall, and the concurrence of its three forces
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Practice: Resolving three forces in two perpendicular directions
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Worked Example: Matching each force to the sine of the angle opposite it
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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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Worked Example: Finding a particular term of a binomial expansion
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WAEC Prep: The four conditions a binomial situation must satisfy
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Spot My Mistake: The probability of exactly r successes in n trials
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WAEC Prep: The probability of at least one event in a Poisson distribution
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WAEC Prep: A Poisson distribution taken over a different length of interval
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WAEC Prep: Comparing the mean with the variance of a binomial distribution
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WAEC Prep: The mean of a binomial distribution as np
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WAEC Prep: The variance of a Poisson distribution over two intervals
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WAEC Prep: Using the mean of a Poisson distribution to find a probability
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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Quiz: The area under the normal curve, and what it represents
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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