Question : If is the angle between the 2 unit vectors and , then show that
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Solution:
Question : If is the angle between the 2 unit vectors and , then show that
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Solution:
Dear zorro,
This is a method which does not require any geometrical drawing. But I think sometimes you will find this method an interesting one. Sorry,I did'nt have time to type the answer. If you have any questions please don't hesitate to ask me.
Last edited by Sudharaka; Dec 29th 2009 at 03:42 AM.