Give an appropriate answer.
-$\text { Let } \lim _ { x \rightarrow 7 } f ( x ) = - 8 \text { and } \lim _ { x \rightarrow 7 } g ( x ) = 5 \text {. Find } \lim _ { x \rightarrow 7 } [ f ( x ) - g ( x ) ] \text {. }$
A) -3
B) -13
C) -8
D) 7

Question

Quizplus · Accepted Answer

Using the limit rules, we have:
$$\lim_{x\rightarrow 7} [f(x)-g(x)] = \lim_{x\rightarrow 7} f(x) - \lim_{x\rightarrow 7} g(x) = (-8) - 5 = -13$$
Therefore, the answer is B.

Give an Appropriate Answer A) -3 B) -13 C) -8 D) 7

Give an Appropriate Answer A) -3
B) -13
C) -8
D) 7