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Mathematics
Mathematics
Problem
If
(
cos
x
)
y
=
(
sin
y
)
x
(\cos x)^y = (\sin y)^x
(
cos
x
)
y
=
(
sin
y
)
x
, then find
d
y
d
x
\frac{dy}{dx}
d
x
d
y
.
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