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Standard XII
Mathematics
Derivative of Standard Functions
Discuss the c...
Question
Discuss the continuity and differentiability of the function,
f
(
x
)
=
⎡
⎢ ⎢ ⎢
⎣
x
1
+
|
x
|
|
x
|
>
1
x
1
−
|
x
|
|
x
|
≤
1
⎤
⎥ ⎥ ⎥
⎦
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Solution
lim
x
→
1
−
f
(
x
)
=
1
1
+
1
=
1
2
lim
x
→
1
+
f
(
x
)
=
1
1
−
1
= Doeiut exit
Not continues 1 Not differeatiable
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