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in Complex number and Quadratic equations by (20 points)
Paragraph \( \# 2 \) (Ques. 8 to 10) Let \( f ( x )=4 x _{2}^{2}-4 ax + a ^{2}-2 a +2 \) be a quadratic polynomial irr \( x \), a be any real number. On the basis of above information, answer the following questions: Q8. If \( x \) - coordinate of yertex of parabola \( y = f ( x ) \) is less than 0 and \( f ( x ) \) has minimum value 3 for \( x \in[0,2] \), then value of is :

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