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Step 1 :

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If the initial point is \"\" and the terminal point is \"\", then

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the position vector is \"\"

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Step 2 :

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The points are \"\" and \"\".

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The position vector is \"\"

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Substitute the points  \"\" and \"\" in above equation.

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\"\"

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The position vector is \"\"

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Solution :

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The position vector is \"\"

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