Find whether the function f(x) = 2-|x|/x continuous at a=0
Answers
Answered by
1
Answer:
Answer is '0'
Step-by-step explanation:
The function f(x)=2 x−∣x∣ can be written as
f(x)={
2 x+x
2 x−
:
:
x≤0
x>0
.
Now,
x→0−
lim
f(x)=
x→0−
lim
3 x=0.
And,
x→0+
lim
f(x)=
x→0+
lim
x=0.
So we've,
x→0−
lim
f(x)=
x→0+
lim
f(x)=f(0).
So the function f(x) is continuous at x=0.
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