document.write( "Question 64836This question is from textbook An Incremental Development
\n" ); document.write( ": please help to simplify\r
\n" ); document.write( "\n" ); document.write( "3 times the square root of a^7x^2 times the square root of ax^2\r
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Algebra.Com's Answer #45333 by tutorcecilia(2152)\"\" \"About 
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Method # 1
\n" ); document.write( "\"%28+3sqrt%28a%5E7x%5E2%29%2Asqrt%28ax%5E2%29+%29\" \r
\n" ); document.write( "\n" ); document.write( "\"%28+3sqrt%28a%5E3a%5E3a%5E1x%5E2%29%2Asqrt%28ax%5E2%29+%29\" [factor the radicals]
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\n" ); document.write( " \"%28+3a%5E3x%28sqrt%28a%29%29+%28x%28sqrt%28a%29%29%29+%29\" [find the square root of each radical]
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\n" ); document.write( "\"%28+3a%5E3x%5E2%28sqrt%28a%29%29+%28sqrt%28a%29%29+%29\" [multiply]
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\n" ); document.write( "\n" ); document.write( " \"%28+3a%5E3x%5E2%28a%29+%29\" [the square of a square root equals the number under the radical sign]
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\n" ); document.write( " \"%28+3a%5E4x%5E2+%29\"[simplify]
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\n" ); document.write( "\n" ); document.write( "\"%28+3sqrt%28a%5E7x%5E2%29%2Asqrt%28ax%5E2%29+%29\"multiply the radicals]
\n" ); document.write( "\"%28+3sqrt%28a%5E8x%5E4%29%29+%29\"
\n" ); document.write( "\"%28+3a%5E4x%5E2%29+%29\"\r
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