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Mathematics
Mathematics
Problem
The curve is given by
x
(
t
)
=
sin
t
x(t)=\sin t
x
(
t
)
=
sin
t
and
y
(
t
)
=
cos
t
y(t)=\cos t
y
(
t
)
=
cos
t
for
0
<
t
<
2
π
0<t<2\pi
0
<
t
<
2
π
. Identify all intervals of
t
t
t
on which
y
y
y
is decreasing as
x
x
x
increases.
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