If `f(x)=a x^2+b x+c` is a quadratic function such that `f(1)=8,f(2)=11` and `f(-3)=6` find `f(x...

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==== QUESTION TEXT ====

If `f(x)=a x^2+b x+c` is a quadratic function such that `f(1)=8,f(2)=11` and `f(-3)=6` find `f(x)` by using determinants. Also, find `f(0)dot`

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