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Let f(x)=|cos(x+x^2)sin(x+x^2)- ...

Let `f(x)=|cos(x+x^2)sin(x+x^2)- cos(x+x^2)sin(x-x^2)cos(x-x^2) sin(x-x^2)sin2x0sin (2x^2)|` . Find the value of `f^(prime)(0)dot`

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