- Find the equation of the vector line
that passes through and . (1 mark)
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- A sphere has centre
at and a radius of units.
Find the points where the vector linemeets the sphere. (3 marks)
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Vectors, EXT2 V1 SM-Bank 18
A sphere is represented by the equation
- Determine the centre
and radius of the sphere. (2 marks)
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- Find the vector equation of the sphere. (1 mark)
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