document.write( "Question 379537: let A-2i+j-3k and B-i+2j-3k then find 2A-B \n" ); document.write( "

Algebra.Com's Answer #269548 by Fombitz(32388) $\"\"$ $\"About$

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$\"A\"$ =( $\"2\"$ , $\"1\"$ , $\"-3\"$ )
\n" ); document.write( " $\"B\"$ =( $\"1\"$ , $\"2\"$ , $\"-3\"$ )
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\n" ); document.write( " $\"2A\"$ =( $\"4\"$ , $\"2\"$ , $\"-6\"$ )
\n" ); document.write( " $\"B\"$ =( $\"1\"$ , $\"2\"$ , $\"-3\"$ )
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\n" ); document.write( " $\"2A-B\"$ =( $\"4-1\"$ , $\"2-2\"$ , $\"-6-%28-3%29\"$ )
\n" ); document.write( " $\"2A-B\"$ =( $\"3\"$ , $\"0\"$ , $\"-6%2B3%29\"$ )
\n" ); document.write( " $\"2A-B\"$ =( $\"3\"$ , $\"0\"$ , $\"-3%29\"$ )
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\n" ); document.write( " $\"2A-B\"$ = $\"3i-3k\"$
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