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Byju's Answer
Standard XII
Mathematics
Composition of Inverse Trigonometric Functions and Trigonometric Functions
If fx=sin e...
Question
If
f
(
x
)
=
sin
(
e
x
−
2
−
1
)
l
n
(
x
−
1
)
, then
lim
x
→
2
f
(
x
)
is equal to
A
-2
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B
-1
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C
0
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D
1
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Solution
The correct option is
D
1
Consider,
lim
x
→
2
f
(
x
)
=
lim
x
→
2
sin
(
e
x
−
2
−
1
)
l
n
(
x
−
1
)
By applying L-Hospital's Rule
=
lim
x
→
2
cos
(
e
x
−
2
−
1
)
.
e
x
−
2
1
x
−
1
=
1
×
1
1
=
1
Hence, D is the correct option.
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0
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