Evaluate lim x→1 f(x)

Question

for f(x)= 5x-10,x<1
1 x=1
-3x - 2,x>1

Possible answers:
a) 3
b) -5
c) 1
d) does not exist

Answer 1

for x<1, f(x) = 5x-10, so lim = 5-10 = -5
for x>1, f(x) = -3x-2, so lim = -3-2 = -5
So, the limit is -5, even though f(1) = 1