document.write( "Question 191555: simplify each radical expression: sqrt = square root\r
\n" ); document.write( "\n" ); document.write( "sqrt(75a)/ sqrt(49)
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Algebra.Com's Answer #143715 by RAY100(1637)\"\" \"About 
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sqrt (75a) / sqrt (49) \r
\n" ); document.write( "\n" ); document.write( "sqrt ( 3 *25 *a) / 7\r
\n" ); document.write( "\n" ); document.write( "since sqrt 25 = 5,\r
\n" ); document.write( "\n" ); document.write( "5* sqrt (3*a) /7\r
\n" ); document.write( "\n" ); document.write( "or (5 / 7 ) sqrt (3 *a)\r
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\n" ); document.write( "\n" ); document.write( "note it is often teachers preference that sqrt = ( + or - ) the number
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