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if the set of values of `' x '` satisfying the inequations `((x-1)^2(x+1)^3)/(x^8(x-2))lt=0` and `((x+2)(x^2-2x+1))/(4+3x-x^2)geq0` is x `(a) b=2` (b) `c=0` (c) `d=3` (d) `a+b+c+d=1`

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