Physics
posted by Jan .
Vector {A} points in the negative y direction and has a magnitude of 14 units. Vector {B} has twice the magnitude and points in the positive x direction.
Find the direction and magnitude of {A}+{B} counterclockwise from the positive x axis.

Physics 
bobpursley
If you add them, magnitude is 14sqrt5
direction: ArcTan 14/28=arctan .5=90+26.56 degrees
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