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Mathematics
Mathematics
Problem
If
y
=
log
sin
x
(
tan
x
)
y = \log_{\sin x}(\tan x)
y
=
lo
g
s
i
n
x
(
tan
x
)
, then
(
d
y
d
x
)
π
/
4
=
\left(\frac{dy}{dx}\right)_{\pi/4} =
(
d
x
d
y
)
π
/4
=
a. - (a)
4
log
2
\frac{4}{\log 2}
l
o
g
2
4
b. - (b)
−
4
log
2
-4 \log 2
−
4
lo
g
2
c. - (c)
−
4
log
2
\frac{-4}{\log 2}
l
o
g
2
−
4
d. - (d) None of these
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