1,334 prompts matching "Teach me finding the determinant of a two by two matrix"
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Explain Back: What a coefficient determinant of nought says about the system
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WAEC Prep: The minor of an entry of a 3 by 3 matrix
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WAEC Prep: How long the inverse of a 3 by 3 matrix takes, and how to shorten it
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WAEC Prep: Checking the determinant before attempting a 3 by 3 inverse
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Explain Back: Solving two simultaneous equations by multiplying by the inverse
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Worked Example: Checking the solution of three equations by substitution
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WAEC Prep: The resultant of two equal forces at sixty degrees
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WAEC Prep: The angle the resultant makes with the larger of two forces
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WAEC Prep: The magnitude of the resultant of two forces inclined at an angle
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Worked Example: The direction of the resultant of two forces
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Spot My Mistake: The greatest and the least resultant of two given forces
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Quiz: The coefficient of friction between two surfaces
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Learn: The algebraic sum of moments when the senses differ
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WAEC Prep: A lamp hanging from two wires, solved by Lami's theorem
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WAEC Prep: The probabilities of nought, one and two successes read off an expansion
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WAEC Prep: The variance of a Poisson distribution over two intervals
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Learn: The mean, median and mode of a normal distribution
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Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
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Learn: The coordinates of a point in three dimensions
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WAEC Prep: The magnitude of a vector after multiplication by a scalar
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the magnitude of a