1,333 prompts matching "Checking an inverse by working the operation both ways"
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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: Drawing a clear force diagram for a body at rest
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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: Why three non-parallel forces in equilibrium must be concurrent
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Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
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WAEC Prep: A probability distribution shown as a bar chart
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WAEC Prep: A Poisson distribution taken over a different length of interval
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WAEC Prep: When a Poisson distribution approximates a binomial one
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WAEC Prep: Two vectors that are equal but drawn in different places
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Quiz: Writing a two-dimensional vector as a column
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Spot My Mistake: Drawing a vector as a directed line segment
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WAEC Prep: A vector of magnitude one in three dimensions
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WAEC Prep: Using a unit vector to write a force of given size
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WAEC Prep: Adding three vectors in component form
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WAEC Prep: Adding two vectors given in component form
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Worked Example: Testing two vectors for perpendicularity
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WAEC Prep: Three forces in equilibrium written as vectors
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