1,315 prompts matching "Expanding a bracket with a coefficient on x"
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Worked Example: The weight of a body as mass times g
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Practice: The parallelogram law of forces
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Explain Back: The resultant of two forces acting in the same straight line
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Explain Back: The order in which the forces are drawn round the triangle
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Explain Back: Why the total moment about any point must be nought
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Explain Back: A particle hanging from two strings set at different angles
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Worked Example: Matching each force to the sine of the angle opposite it
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Explain Back: Finding n and p from a given mean and variance
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Worked Example: Finding a value from a given probability by working backwards
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Practice: Using the normal tables when the z-score is negative
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Practice: The magnitude of the sum of two vectors
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Practice: The dot product as the magnitudes times the cosine of the angle
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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
Worked Example: The powers of i, and the cycle they follow
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Practice: Equating real and imaginary parts to find two unknowns
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Worked Example: Squaring a complex number
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Explain Back: The locus of a complex number at a fixed distance from a point
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