document.write( "Question 294405: I need help with this question.\r
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Algebra.Com's Answer #212278 by Edwin McCravy(20056)\"\" \"About 
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True or false? The expression \"5sqrt%2818%29+\" is written in simplest radical form.\r
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document.write( "False.  That is not in simplest radical form because\r\n" );
document.write( "18 can be written as the perfect square 9 times 2.\r\n" );
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document.write( "\"5sqrt%289%2A2%29\"\r\n" );
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document.write( "Take individual square roots of the factors under the radical:\r\n" );
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document.write( "\"5%2Asqrt%289%29%2Asqrt%282%29\"\r\n" );
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document.write( "And the square root of 9 is 3, so\r\n" );
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document.write( "\"5%2A3%2Asqrt%282%29\"\r\n" );
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document.write( "and finally\r\n" );
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document.write( "\"15sqrt%282%29\"\r\n" );
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document.write( "That is the simplest radical form.\r\n" );
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document.write( "Edwin
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