Question

Use the graph below to answer all parts of the question.



Part 1:

As x approaches −∞
, f(x) approaches

Responses

−∞
negative infinity

∞
infinity

−2
negative 2

0
0
Question 2
Part 2:

As x approaches ∞
, f(x) approaches

Responses

−∞
negative infinity

∞
infinity

2
2

0
0

Answer 1

Part 1: −2

Part 2: 2

Reason: the left end of the graph approaches the horizontal line y = −2 as x → −∞, and the right end approaches the horizontal line y = 2 as x → ∞.