Limx->-1f(x) = ∞, Limx->∞ f(x) = 0, vertical asymptote x=2, Limx->∞ f(x) = -4, Limx->-2- f(x) = -∞, Vertical asymptote x=-1, Vertical asymptotes x= 1/2 pi , x=3/2 pi, Vertical asymptotes |x|= 4, vertical asymptote x=0

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