1,305 prompts matching "Solving a surd equation that gives an extraneous root"
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WAEC Prep: The position of a point in space written as a vector
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Learn: The coordinates of a point in three dimensions
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Quiz: The direction cosines of a vector in three dimensions
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WAEC Prep: The magnitude of a vector after multiplication by a scalar
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WAEC Prep: A vector of magnitude one in three dimensions
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WAEC Prep: The magnitude of a two-dimensional vector
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Learn: The magnitude of a three-dimensional vector
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WAEC Prep: The unit vector in the direction of a displacement
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WAEC Prep: The position vector of a point dividing a line in a ratio
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WAEC Prep: The position vector of a point relative to the origin
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Spot My Mistake: The vector from A to B as the difference of two position vectors
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Worked Example: The position vector of the midpoint of AB
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WAEC Prep: The parallelogram law of vector addition
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WAEC Prep: Adding three vectors in component form
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WAEC Prep: The dot product of a vector with itself
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WAEC Prep: The dot product used to find the work done by a force
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WAEC Prep: The dot product worked out from components
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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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Spot My Mistake: The equilibrium condition written in vector form
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