Question

lim f(x) = - infinity means it rises or falls on the left or right side?

Answer 1

Shelb: sorry, but you haven't provided enough info to make clear what you're asking. The answer to your question, as presently posted, depends upon the function f(x). Please ensure that you're sharing every bit of info that came with the original problem statement.

Answer 2

which description means the same as the limit expression
lim f(x) = negative infinity
a. the graph falls on the left side
b. the graph rises on the right side
c. the graph falls on the right side
d. the graph rises on the left side

Answer 3

@mathmale