document.write( "Question 305358: if n is a positive number,which of the following is equal to 8n ?\r
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Algebra.Com's Answer #218608 by Edwin McCravy(20054)\"\" \"About 
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if n is a positive number,which of the following is equal to 8n ? \r
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document.write( "(A) \"sqrt%2864n%29\" \r\n" );
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document.write( "\"sqrt%2864n%29=sqrt%2864%29sqrt%28n%29=8sqrt%28n%29\"\r\n" );
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document.write( "Nope, that's not \"8n\"\r\n" );
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document.write( "(B)  \r\n" );
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document.write( "Nope, that's not \"8n\"\r\n" );
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document.write( "(C) \"sqrt%2816n%5E2%29=sqrt%2816%29sqrt%28n%5E2%29=4n\" \r\n" );
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document.write( "Nope, that's not \"8n\"\r\n" );
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document.write( "(D) \"2sqrt%284n%29=2sqrt%284%29sqrt%28n%29=2%2A2%2Asqrt%28n%29=4sqrt%28n%29\" \r\n" );
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document.write( "Nope, that's not \"8n\"\r\n" );
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document.write( "(E) \"4sqrt%284n%5E2%29=4sqrt%284%29sqrt%28n%5E2%29=4%2A2%2An=8n\" \r\n" );
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document.write( "Yeppers, that's \"8n\"\r\n" );
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document.write( "So (E) is the correct choice\r\n" );
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document.write( "Edwin

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