1,331 prompts matching "Substituting into the quadratic and tidying up"
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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: The inverse of a 3 by 3 matrix from its adjoint and its determinant
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WAEC Prep: Reading the solution off the product of the inverse and the constants
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WAEC Prep: A particle, and what the word assumes
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WAEC Prep: A rigid body, and what the word assumes
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Worked Example: The units of mass, and the SI unit
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WAEC Prep: The difference between a kilogram and a kilogram weight
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WAEC Prep: The newton, and how it is defined
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Spot My Mistake: The greatest and the least resultant of two given forces
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Worked Example: Marking the weight, the normal reaction and the friction on a diagram
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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 two equal and opposite parallel forces
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WAEC Prep: The triangle of forces and concurrence taken together
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Quiz: A rod resting against a wall, and the concurrence of its three forces
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Spot My Mistake: When Lami's theorem may be used, and when it may not
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WAEC Prep: The variance of a discrete random variable
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WAEC Prep: A random variable, and the values it may take
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Learn: The expectation of a discrete random variable
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WAEC Prep: Expanding p plus q, all to the power n, as a probability model
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through expanding p plus q