document.write( "Question 1202476: What unit vector is in the same direction as v = 2i - 4j?\r
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Algebra.Com's Answer #837331 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "The unit vector is the given vector divided by the modulus, which is another name\r\n" );
document.write( "for the length of the vector.\r\n" );
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document.write( "The length of the given vector is  L =  =  =  = .\r\n" );
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document.write( "Therefore, the unit vector in this problem is\r\n" );
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document.write( "     = *i - *j,\r\n" );
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document.write( "which is the same as\r\n" );
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document.write( "     = *i - *j.\r\n" );
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