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October 23, 2014

Homework Help: physics

Posted by Jessica on Thursday, September 20, 2012 at 10:14pm.

Position vector r has magnitude of 14.8m and direction angle 240 degrees.

1. Find it's components, enter x and y components of the vector
2. Find the components of the vector
-2r, enter x and y components of the vector
3. Find the magnitude of the vector -2r.

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