1,326 prompts matching "Rationalising the denominator when it's a surd minus a surd"
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Learn: Finding two unknown forces by Lami's theorem
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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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Explain Back: A probability distribution table for a discrete random variable
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Learn: The expectation of a discrete random variable
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WAEC Prep: The binomial expansion of a plus b all to the power n
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Learn: Finding the coefficient of a stated power in an expansion
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WAEC Prep: The most likely number of successes in n trials
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WAEC Prep: The Poisson formula, and what lambda stands for
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WAEC Prep: The expected number of successes in a practical problem
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WAEC Prep: The mean of a binomial distribution as np
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Learn: The standard deviation of a binomial distribution
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WAEC Prep: The variance of a Poisson distribution over two intervals
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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Explain Back: Testing whether data are Poisson by comparing mean and variance
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WAEC Prep: The points of inflexion of the normal curve
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WAEC Prep: Why the total area under the normal curve is one
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WAEC Prep: The shape and the symmetry of the normal curve
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Learn: The mean, median and mode of a normal distribution
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WAEC Prep: The z-score of a value that lies below the mean
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