1,186 prompts matching "IGCSE Additional Maths Y10: A simultaneous pair with no real solution — Spot My"
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Quiz: Expanding a 3 by 3 determinant along a row or column containing noughts
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WAEC Prep: Setting out the coefficient determinant for two simultaneous equations
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WAEC Prep: The determinant Dz in a system of three unknowns
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WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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WAEC Prep: The minor of an entry of a 3 by 3 matrix
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WAEC Prep: Writing two simultaneous equations as a single matrix equation
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WAEC Prep: A three-unknown system arising from a word problem
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WAEC Prep: When the matrix method is worth the work for three unknowns
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WAEC Prep: Writing three simultaneous equations as a single matrix equation
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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: The three unknowns a rigid body problem usually carries
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Spot My Mistake: Why friction does not depend on the area of contact
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Spot My Mistake: The moment of a force whose line of action is not perpendicular
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WAEC Prep: Using concurrence to locate an unknown line of action
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WAEC Prep: Why three non-parallel forces in equilibrium must be concurrent
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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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Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
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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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