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JEEMAIN and NEET
>>
Mathematics
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Limit, Continuity and Differentiability
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Q)
If
f
(
x
+
y
)
=
f
(
x
)
.
f
(
y
)
∀
x
,
y
and
f
(
5
)
=
2
,
f
′
(
0
)
=
3
then
f
′
(
5
)
is
(
a
)
0
(
b
)
1
(
c
)
6
(
d
)
2
Share
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