which of the following statements is/are true based on the graph of the function f (x) = –2^(–x – 2) + 2?
i. As x → [infinity], f (x) → 2.
ii. The x-intercept is (–2, 0).
iii. The function is an example of exponential decay.
a. I only
b. I and II only
c. I and III only
d. I, II, and III
