\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Compute \(\big( 1/((x - 1)(x + 2)) \big)^{(n)}\) on each interval of \(\mathbb{R} \setminus \{-2, 1\}\) via Pattern B (partial fractions).
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