Question
$\lim _{x \rightarrow-1} \frac{x^3+1}{x+1}$
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| Number of family members | $3$ | $5$ | $2$ | $5$ | $4$ | $6$ | $3$ |
| Consumption of milk $($litre$)$ in family | $1.5$ | $2.5$ | $0.5$ | $2$ | $1.5$ | $2$ | $1$ |
| Items | A | B | C | D | E | F |
| Weight | 5 | 10 | 10 | 30 | 20 | 25 |
| Percentage Price Relative | 290 | 315 | 280 | 300 | 315 | 320 |
| Year | $2006$ | $2007$ | $2008$ | $2009$ | $2010$ | $2011$ | $2012$ | $2013$ | $2014$ | $2015$ | $2016$ |
| Productions(tones) | $112$ | $106$ | $93$ | $90$ | $114$ | $159$ | $170$ | $130$ | $108$ | $113$ | $115$ |