document.write( "Question 567426: The discriminant of the equation 8x^2-9x+5=0 is \n" ); document.write( "
Algebra.Com's Answer #366771 by jim_thompson5910(35256)\"\" \"About 
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From \"8x%5E2-9x%2B5\" we can see that \"a=8\", \"b=-9\", and \"c=5\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=b%5E2-4ac\" Start with the discriminant formula.\r
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\n" ); document.write( "\n" ); document.write( "\"D=%28-9%29%5E2-4%288%29%285%29\" Plug in \"a=8\", \"b=-9\", and \"c=5\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=81-4%288%29%285%29\" Square \"-9\" to get \"81\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=81-160\" Multiply \"4%288%29%285%29\" to get \"%2832%29%285%29=160\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=-79\" Subtract \"160\" from \"81\" to get \"-79\"\r
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\n" ); document.write( "\n" ); document.write( "So the discriminant is \"D=-79\"\r
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\n" ); document.write( "\n" ); document.write( "Since the discriminant is less than zero, this means that there are two complex solutions.\r
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\n" ); document.write( "\n" ); document.write( "In other words, there are no real solutions.
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