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November 20, 2014

November 20, 2014

Posted by **Ankur** on Monday, August 19, 2013 at 6:52am.

- Math -
**Reiny**, Monday, August 19, 2013 at 10:23amif the angle is supposed to be π/4, then a unit vector in that direction is

(1/√2 , 1/√2) or (√2/2 , √2/2)

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