document.write( "Question 749408: find the desciriminat solution, and number and type of routs for the quesion 21+x2-6x=0 \n" ); document.write( "

Algebra.Com's Answer #852530 by ikleyn(52957) $\"\"$ $\"About$

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\n" ); document.write( "find the $\"highlight%28cross%28desciriminat%29%29\"$ discriminant and number and type of routs for the quesion 21+x2-6x=0
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document.write( "Write the given quadratic equation in the standard form ax^2 + bx + c = 0\r\n" );
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document.write( "    x^2 - 6x + 21 = 0.\r\n" );
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document.write( "The discriminant is\r\n" );
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document.write( "    d = b^2 - 4ac = (-6)^2 - 4*1*21 = 36 - 84 = -48.\r\n" );
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document.write( "Since the discriminant is negative, we conclude that the given equation \r\n" );
document.write( "has two different roots that are complex numbers.\r\n" );
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