position vectors
What position vectors means in Mathematics A-Level, as defined for AQA, WJEC.
Definitions of position vectors
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Reference: WJEC
The vector of a point relative to a fixed origin, denoted by r_A or OA, representing the displacement from the origin to A.
Used to find the vector between two points as b - a and the midpoint as (a + b)/2 in geometric problems.
Topics that use position vectors
- J: Vectors (AQA A-Level)
- Vectors (AS Unit 1: Pure Mathematics A) (WJEC A-Level)
Related terms
- direction
- Parallel vectors
- Position vector
- scalar multiplication
- component
- component form
- Displacement
- Displacement vector
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