1,332 prompts matching "IGCSE Additional Maths Y11: An area found by splitting the region in two — Spot"
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WAEC Prep: Pre-multiplying a column vector by a matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through pre-multiplying a
WAEC Prep: Post-multiplying a row vector by a matrix
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Spot My Mistake: A symmetric matrix, equal to its own transpose
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WAEC Prep: Reading the order of a matrix as rows by columns
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Learn: The order of the steps in inverting a 3 by 3 matrix
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Quiz: Checking a 3 by 3 inverse by multiplication
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Worked Example: Checking the solution of three equations by substitution
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Spot My Mistake: The greatest and the least resultant of two given forces
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WAEC Prep: The forces on a body suspended by a single string
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Spot My Mistake: Drawing the triangle of forces to scale to find an unknown force
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WAEC Prep: A rigid body held in equilibrium by four forces
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Spot My Mistake: Using concurrence to find the direction of an unknown third force
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WAEC Prep: A knot held in equilibrium by three strings
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Learn: Finding two unknown forces by Lami's theorem
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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: Why the total area under the normal curve is one
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Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
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WAEC Prep: Comparing two values from different normal distributions by z-score
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Spot My Mistake: Reading a probability from the standard normal table
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Worked Example: Finding a value from a given probability by working backwards
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