document.write( "Question 620164: Matrix: A= [5,2,1_7,6,3_1,0,2] B=[1,4,0_2,-1,2]\r
\n" ); document.write( "\n" ); document.write( "Find AB if possible. If i'm on the right track AB is not possible because it is a 3x3 times a 2x3...\r
\n" ); document.write( "\n" ); document.write( "It also asks for:
\n" ); document.write( "1. Find BA if possible, if not explain
\n" ); document.write( "For this i ended up with [33,26,13_5,-2,3] but I am not confident in my answer\r
\n" ); document.write( "\n" ); document.write( "2. Find 3A-4B if possible\r
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\n" ); document.write( "\n" ); document.write( "Any help would be greatly appreciated. Thanks
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Algebra.Com's Answer #389942 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
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document.write( "Hi,
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document.write( "\"A+=+%28matrix%283%2C3%2C5%2C2%2C1%2C7%2C6%2C3%2C1%2C0%2C2%29%29\"\"B+=+%28matrix%282%2C3%2C1%2C4%2C0%2C2%2C-1%2C2%29%29\"  
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document.write( "  1. Find AB if possible, if not explain
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document.write( " NOT possible: Matrices multiplication is possible only when the number of columns of first matrix
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document.write( " is equal to the number of rows of second matrix
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document.write( " 2. Find BA if possible, if not explain
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document.write( " Yes! Good Work! \"BA+=+%28matrix%282%2C3%2C33%2C26%2C13%2C5%2C-2%2C3%29%29\" \r
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document.write( " 2. Find 3A-4B if possible:  NOT possible matrices must be the same size to add
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document.write( "   or subtract them
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