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Mathematics
Mathematics
Problem
If a function
f
f
f
satisfies
lim
x
→
2
−
f
(
x
)
≠
lim
x
→
2
+
f
(
x
)
\displaystyle \lim_{x\to 2^-}f(x)\neq\lim_{x\to 2^+}f(x)
x
→
2
−
lim
f
(
x
)
=
x
→
2
+
lim
f
(
x
)
, explain why
f
f
f
is not continuous at
x
=
2
x=2
x
=
2
.
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