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Let f(x)={((x^3+2x^2-x-2)/(x^3-2x^2-x+2)...

Let `f(x)={((x^3+2x^2-x-2)/(x^3-2x^2-x+2), for |x| lt 1),(x^2+ax+b, for |x| ge 1):}` be continuous for all `x`. Now answer the question:Graph of `y=f(x)` is a combination of (A) a parabola and a circle (B) a parabola and a hyperbola (C) a parabola and a line (D) none of these

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