document.write( "Question 1174736: Hello, this is a question I have:
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Algebra.Com's Answer #800188 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Hi\r\n" );
document.write( "2x⁴-7x²-4           |Let X = x^2\r\n" );
document.write( "2X^2 - 7X - 4 = 0\r\n" );
document.write( "(2X + 1)(X -  4)\r\n" );
document.write( "             0r\r\n" );
document.write( "  X = -1/2          X = 4\r\n" );
document.write( "  x^2 = -.5        x^2 = 4\r\n" );
document.write( "  x = ± i√.5         x = ± 2\r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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