1,331 prompts matching "The link between Pascal's triangle and combinations"
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Spot My Mistake: Checking a Cramer's rule solution by substituting back
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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Quiz: Checking a 3 by 3 inverse by multiplication
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WAEC Prep: Simultaneous equations with fractional coefficients solved by 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: Writing three simultaneous equations as a single matrix equation
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Learn: Converting a weight given in kilogram-force into newtons
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WAEC Prep: Resolving before compounding several forces
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Spot My Mistake: Compounding three forces acting at one point
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WAEC Prep: Two forces acting in opposite directions
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WAEC Prep: A table of components used to find a resultant
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WAEC Prep: Drawing a clear force diagram for a body at rest
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WAEC Prep: A rigid body held in equilibrium by four forces
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Learn: What an unclosed polygon of forces tells you
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Practice: Finding an unknown force from a closed polygon
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WAEC Prep: Why friction is called a self-adjusting force
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WAEC Prep: A body just about to slide on a horizontal surface
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WAEC Prep: Calculating a moment as force times perpendicular distance
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WAEC Prep: Using concurrence to locate an unknown line of action
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through using concurrence