document.write( "Question 615606: Square root of 200a^2b \n" ); document.write( "
Algebra.Com's Answer #387253 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"sqrt%28200%2Aa%5E2%2Ab%29\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"sqrt%28100%2A2%2Aa%5E2%2Ab%29\" Factor \"200\" into \"100%2A2\"\r
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\n" ); document.write( "\n" ); document.write( "\"sqrt%28100%29%2Asqrt%282%29%2Asqrt%28a%5E2%29%2Asqrt%28b%29\" Break up the square root using the identity \"sqrt%28A%2AB%29=sqrt%28A%29%2Asqrt%28B%29\".\r
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\n" ); document.write( "\n" ); document.write( "\"10%2Asqrt%282%29%2Asqrt%28a%5E2%29%2Asqrt%28b%29\" Take the square root of \"100\" to get \"10\".\r
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\n" ); document.write( "\n" ); document.write( "\"10%2Asqrt%282%29%2Aa%2Asqrt%28b%29\" Take the square root of \"a%5E2\" to get \"a\".\r
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\n" ); document.write( "\n" ); document.write( "\"10a%2Asqrt%282b%29\" Rearrange and multiply the terms.\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
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\n" ); document.write( "\n" ); document.write( "So \"sqrt%28200%2Aa%5E2%2Ab%29\" simplifies to \"10a%2Asqrt%282b%29\"\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"sqrt%28200%2Aa%5E2%2Ab%29=10a%2Asqrt%282b%29\" where every variable is non-negative.
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