document.write( "Question 1098458: Can someone please help me with \r
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Algebra.Com's Answer #712803 by ikleyn(52852) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( " = 2   <=== equivalently ===>\r\n" );
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document.write( "n^2 - 3n + 5 = 3^2 = 9  <=== equivalently ===>\r\n" );
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document.write( "n^2 - 3n - 4 = 0  =====>  factor left side  <=== equivalently ===>\r\n" );
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document.write( "(n-4)*(n+1) = 0  <=== equivalently ===>\r\n" );
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document.write( "The roots of the last equation are 4 and -1.\r\n" );
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document.write( "Check .  THERE IS NO NEED TO CHECK  since all transformations were equivalent (!).\r\n" );
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