Limit Evaluation 5D08Df
1. **Problem statement:** Given $\lim_{x \to c} f(x) = 10$ and $\lim_{x \to c} g(x) = -14$, evaluate the following limits using limit laws.
2. **Limit laws used:**
- Sum law: $\lim_{x \to c} [f(x) + g(x)] = \lim_{x \to c} f(x) + \lim_{x \to c} g(x)$
- Difference law: $\lim_{x \to c} [f(x) - g(x)] = \lim_{x \to c} f(x) - \lim_{x \to c} g(x)$
- Product law: $\lim_{x \to c} [f(x) g(x)] = \lim_{x \to c} f(x) \times \lim_{x \to c} g(x)$
- Quotient law: $\lim_{x \to c} \frac{f(x)}{g(x)} = \frac{\lim_{x \to c} f(x)}{\lim_{x \to c} g(x)}$, provided $\lim_{x \to c} g(x) \neq 0$
3. **Calculations:**
1. $\lim_{x \to c} (f(x) + 8g(x)) = \lim_{x \to c} f(x) + 8 \lim_{x \to c} g(x) = 10 + 8 \times (-14) = 10 - 112 = -102$
2. $\lim_{x \to c} (f(x) - g(x)) = \lim_{x \to c} f(x) - \lim_{x \to c} g(x) = 10 - (-14) = 10 + 14 = 24$
3. $\lim_{x \to c} (f(x) g(x)) = \lim_{x \to c} f(x) \times \lim_{x \to c} g(x) = 10 \times (-14) = -140$
4. $\lim_{x \to c} \frac{f(x)}{g(x)} = \frac{\lim_{x \to c} f(x)}{\lim_{x \to c} g(x)} = \frac{10}{-14} = -\frac{5}{7}$
5. $\lim_{x \to c} \frac{g(x)}{f(x)} = \frac{\lim_{x \to c} g(x)}{\lim_{x \to c} f(x)} = \frac{-14}{10} = -\frac{7}{5}$
**Final answers:**
1. $-102$
2. $24$
3. $-140$
4. $-\frac{5}{7}$
5. $-\frac{7}{5}$