document.write( "Question 840575: Please help me solve this equation: y=4/9x2+24/9x+12\r
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Algebra.Com's Answer #506293 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "y=4/9x2+24/9x+12
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document.write( "4/9x2+24/9x+12 = 0
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document.write( "4x^ + 24x  + 108 = 0
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document.write( " x^2 + 6x + 27 = 0
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document.write( "Solved by pluggable solver: SOLVE quadratic equation with variable
Quadratic equation  (in our case ) has the following solutons:
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document.write( "  For these solutions to exist, the discriminant  should not be a negative number.
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document.write( "  First, we need to compute the discriminant : .
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document.write( "  The discriminant -72 is less than zero. That means that there are no solutions among real numbers.

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document.write( "  If you are a student of advanced school algebra and are aware about imaginary numbers, read on.

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document.write( "      In the field of imaginary numbers, the square root of -72 is + or - . 
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document.write( "      The solution is 
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document.write( "  Here's your graph:
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