Question 1078309
The first given point means that c=6.


{{{ax^2+bx=y-6}}}



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{{{system(a(-2)^2+b*(-2)=2-6,a(3)^2+b(3)=9/2-6)}}}


{{{system(4a-2b=-4,9a+3b=9/2-12/2)}}}


{{{system(2a-b=-2,9a+3b=-3/2)}}}


{{{system(2a-b=-2,3a+b=-1/2)}}}
Continue using Elimination Method to get a before b.


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{{{system(a=-1/2,b=3,c=6)}}}
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