document.write( "Question 1184162: If u, v and w are unit vectors and satisfy condition u + v + w = 0 then find u.v + u.w + w? \n" ); document.write( "

Algebra.Com's Answer #814704 by ikleyn(52797) $\"\"$ $\"About$

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\n" ); document.write( "If u, v and w are unit vectors and satisfy condition u + v + w = 0 then find u.v + u.w + w?
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document.write( "It seems to me that your post has an error:\r\n" );
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document.write( "    it adds the scalars  u.v  and  u.w  to vector w,  which is nonsensical and illegal.\r\n" );
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