1,321 prompts matching "Factorising fully, and knowing when to stop"
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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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Worked Example: The total moment of three parallel forces about one end
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Worked Example: Matching each force to the sine of the angle opposite it
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WAEC Prep: A random variable, and the values it may take
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WAEC Prep: The Poisson formula, and what lambda stands for
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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WAEC Prep: The shape and the symmetry of the normal curve
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WAEC Prep: The standard normal distribution, with mean nought and variance one
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Explain Back: Converting a value to a z-score
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WAEC Prep: Choosing between a binomial and a Poisson model
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Worked Example: Finding the unit vector in the direction of a given vector
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Worked Example: The position vector of the midpoint of AB
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Worked Example: The triangle law of vector addition
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Explain Back: The dot product of two perpendicular vectors
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Worked Example: Testing two vectors for perpendicularity
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Explain Back: The resultant of forces given as vectors
I have just studied the resultant of forces given as vectors in my SS3 Further Mathematics
WAEC Prep: The imaginary unit i, and why i squared is minus one
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WAEC Prep: The conjugate of a complex number, and how it is written
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WAEC Prep: Plotting a complex number as a point on the Argand plane
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