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Mathematics
Mathematics
Problem
16. Prove that the function
f
f
f
given by
f
(
x
)
=
log
sin
x
f(x)=\log \sin x
f
(
x
)
=
lo
g
sin
x
is increasing on
0
,
π
2
0, \frac{\pi}{2}
0
,
2
π
and decreasing on
π
2
,
π
\frac{\pi}{2}, \pi
2
π
,
π
.
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