1,330 prompts matching "Learn: Telling a rational number from an irrational one"
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Learn: Choosing the point about which to take moments
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Practice: Limiting friction, and the greatest value it can reach
Act as my SS3 Further Mathematics tutor. Give me five practice questions on limiting frict
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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Learn: The algebraic sum of moments when the senses differ
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Spot My Mistake: Using concurrence to find the direction of an unknown third force
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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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Explain Back: A probability distribution table for a discrete random variable
I have just studied a probability distribution table for a discrete random variable in my
Spot My Mistake: Why the probabilities in a distribution must sum to one
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Worked Example: Finding a particular term of a binomial expansion
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WAEC Prep: The most likely number of 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: The expected number of successes in a practical problem
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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
I have just studied testing whether data are Poisson by comparing mean and variance in my
WAEC Prep: Why the total area under the normal curve is one
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WAEC Prep: Comparing two values from different normal distributions by z-score
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Learn: The probability that a normal variable lies between two values
You are my personal SS3 Further Mathematics tutor. Teach me the probability that a normal