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September 4th, 2010, 10:53 PM   #1
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vector algebra

hello every one,my question is

How many vectors there which are making equal angles with +ve x,y and z axis ?

thanks in anticipation
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September 5th, 2010, 12:12 AM   #2
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Re: vector algebra

Only one vector.
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September 5th, 2010, 05:40 AM   #3
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Re: vector algebra


I believe there are two:[color=beige] .[/color]

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September 5th, 2010, 06:42 AM   #4
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Re: vector algebra

Well, clearly there are infinitely many vectors in that have this property, but there is one up to multiplication by an arbitrary non-zero scalar, and two up to multiplication by an arbitrary positive scalar.
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