30 Part I: The Questions
169.
lim ( )
x
f x
→−3
170.
lim ( )
x
f x
→
−
1
Finding Limits from Graphs
167–172 Use the graph to find the indicated
limit.
167.
lim ( )
x
f x
→
−
3
168.
lim ( )
x
f x
→
+
3