1,334 prompts matching "Teach me multiplying two complex numbers in the form a plus bi"
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Worked Example: Drawing the polygon of forces to scale
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WAEC Prep: Friction, and the direction in which it acts
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Practice: Limiting friction, and the greatest value it can reach
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WAEC Prep: The moment of a force about the foot of a pole
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WAEC Prep: Calculating a moment as force times perpendicular distance
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WAEC Prep: The resultant moment of a couple and a force together
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Worked Example: The total moment of three parallel forces about one end
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Explain Back: Locating the point of concurrence on a diagram
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Spot My Mistake: Using concurrence to find the direction of an unknown third force
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Quiz: A rod resting against a wall, and the concurrence of its three forces
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WAEC Prep: The conditions for a particle under three forces to be in equilibrium
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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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Spot My Mistake: Why the probabilities in a distribution must sum to one
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WAEC Prep: Expanding p plus q, all to the power n, as a probability model
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WAEC Prep: The binomial expansion of a plus b all to the power n
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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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