document.write( "Question 1058312: Solve. (Enter your answers as a comma-separated list.)\r
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Algebra.Com's Answer #673351 by ikleyn(52781)\"\" \"About 
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document.write( "\"t%5E4-13t%5E2%2B42\" = \"0\".\r\n" );
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document.write( "Factor the left side\r\n" );
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document.write( "\"%28t%5E2-6%29%2A%28t%5E2-7%29\" = \"0\".\r\n" );
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document.write( "This equation deploys in two independent equations:\r\n" );
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document.write( "1.  \"t%5E2-6\" = \"0\"  --->  \"t%5E2\" = 6  --->  t = +/-\"sqrt%286%29\"\r\n" );
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document.write( "and\r\n" );
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document.write( "2.  \"t%5E2-7\" = \"0\"  --->  \"t%5E2\" = 7  --->  t = +/-\"sqrt%287%29\".\r\n" );
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document.write( "Answer.  The solutions of the original equation are \"sqrt%286%29\", \"-sqrt%286%29\", \"sqrt%287%29\", and \"-sqrt%287%29\".\r\n" );
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