document.write( "Question 282385: which one is correct?\r
\n" ); document.write( "\n" ); document.write( "\"10x%5E2%2A10x%5E7=10x%5E9\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"10x%5E2%2A10x%5E7=100x%5E9\"
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Algebra.Com's Answer #205026 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
10x^2*10x^7=100x^9
\n" ); document.write( "we have 10*10*x^2*x^7
\n" ); document.write( "so we have 100*x^9
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