lim(x→-∞)[(√(x+2)(x+5))+x]=__.
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lim(x→-∞)[(√(x+2)(x+5))+x]=__.
lim(x→-∞)[(√(x+2)(x+5))+x]=__.
lim(x→-∞)[(√(x+2)(x+5))+x]=__.
是正无穷.
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lim(x→-∞)[(√(x+2)(x+5))+x]=__.
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