document.write( "Question 175434: How do I complete the multiplication: 2EA\r
\n" ); document.write( "\n" ); document.write( "E= [1,2] A=[3,0,2,-1] \n" ); document.write( "

Algebra.Com's Answer #130501 by Mathtut(3670) $\"\"$ $\"About$

You can put this solution on YOUR website!
I am assuming that A is a 2x2 since you cannot multiply a 1x2 and a 1x4 matrix
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\n" ); document.write( " $\"%28matrix%281%2C2%2C1%2C2%29%29\"$ $\"%28matrix%282%2C2%2C3%2C0%2C2%2C-1%29%29\"$ = $\"%28matrix%281%2C2%2C-1%2C2%29%29\"$
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\n" ); document.write( "now multiply by 2 $\"%28matrix%281%2C2%2C-1%2C2%29%29\"$ = $\"%28matrix%281%2C2%2C-2%2C4%29%29\"$ \n" ); document.write( "

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