The graph of a function is given. Use the graph to find the indicated limit and function value, or state that the limit or function value does not exist.a. 
f(x)
b. f(-1/2)
A. a. 
f(x) does not exist
b. f(-1/2) = -1
B. a. 
f(x) = -1
b. f(-1/2) = -1
C. a. 
f(x) = 0
b. f(-1/2) does not exist
D. a. 
f(x) = -2
b. f(-1/2) = -1
Answer: B
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