document.write( "Question 259866: Evaluate the discriminant of each equation. How many real and imaginary soulutions does each have? if you could help with the 4 problems i can do the rest of the paper please explain as well so i can see what im doing please\r
\n" ); document.write( "\n" ); document.write( "x^2+5x+6=0\r
\n" ); document.write( "\n" ); document.write( "3x^2-4x+3=0\r
\n" ); document.write( "\n" ); document.write( "-2x^2-5x+4=0\r
\n" ); document.write( "\n" ); document.write( "16x^2-8x+1=0
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Algebra.Com's Answer #191342 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
I'll do the first two to get you going\r
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\n" ); document.write( "\n" ); document.write( "# 1\r
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\n" ); document.write( "\n" ); document.write( "From \"x%5E2%2B5x%2B6\" we can see that \"a=1\", \"b=5\", and \"c=6\"\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=%285%29%5E2-4%281%29%286%29\" Plug in \"a=1\", \"b=5\", and \"c=6\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=25-4%281%29%286%29\" Square \"5\" to get \"25\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=25-24\" Multiply \"4%281%29%286%29\" to get \"%284%29%286%29=24\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=1\" Subtract \"24\" from \"25\" to get \"1\"\r
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\n" ); document.write( "\n" ); document.write( "Since the discriminant is greater than zero, this means that there are two real solutions.\r
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\n" ); document.write( "\n" ); document.write( "# 2\r
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\n" ); document.write( "\n" ); document.write( "From \"3x%5E2-4x%2B3\" we can see that \"a=3\", \"b=-4\", and \"c=3\"\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=%28-4%29%5E2-4%283%29%283%29\" Plug in \"a=3\", \"b=-4\", and \"c=3\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=16-4%283%29%283%29\" Square \"-4\" to get \"16\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=16-36\" Multiply \"4%283%29%283%29\" to get \"%2812%29%283%29=36\"\r
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\n" ); document.write( "\n" ); document.write( "\"D=-20\" Subtract \"36\" from \"16\" to get \"-20\"\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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