document.write( "Question 446281: square root of 40 x squared times the square root of 10 x \n" ); document.write( "
Algebra.Com's Answer #307321 by stanbon(75887)\"\" \"About 
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square root of 40 x squared times the square root of 10 x
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\n" ); document.write( "sqrt(40x^2)*sqrt(10x)
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\n" ); document.write( "= 2x*sqrt(10)*sqrt(10x)
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\n" ); document.write( "= 2x*10*sqrt(x)
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\n" ); document.write( "= 20x*sqrt(x)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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