document.write( "Question 1102277: One root of $\"x%5E4+-+3x%5E2+-+4+=+0\"$ is 'i'. What are the other three roots? \n" ); document.write( "

Algebra.Com's Answer #716939 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "Factor\r\n" );
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document.write( "The polynomial  x^2 - 4 has the real roots  2  and  -2.\r\n" );
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document.write( "The polynomial x^2+1 has complex roots  i  and  -i.\r\n" );
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document.write( "The list of all roots is  -2,  2,  i  and  -i.\r\n" );
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\n" ); document.write( "I do not need your hint.\r
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