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Byju's Answer
Standard XII
Mathematics
Fundamental Laws of Logarithms
lf y=logx+√...
Question
lf
y
=
log
(
x
+
√
1
+
x
2
)
, then
y
′′
(
0
)
is
A
0
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B
1
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C
−
1
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D
2
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Solution
The correct option is
C
0
y
=
log
(
x
+
√
1
+
x
2
)
y
′
=
1
+
x
√
1
+
x
2
x
+
√
1
+
x
2
=
1
√
1
+
x
2
y
′′
=
−
1
2
(
2
x
(
1
+
x
2
)
3
/
2
)
y
′′
(
0
)
=
0
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0
Similar questions
Q.
lf
y
=
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+
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√
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Q.
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Standard XII Mathematics
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