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Mathematics
Mathematics
Problem
12. Find
d
y
d
x
\frac{d y}{d x}
d
x
d
y
, if
y
=
12
(
1
−
cos
t
)
,
x
=
10
(
t
−
sin
t
)
,
−
π
2
<
t
<
π
2
y=12(1-\cos t), x=10(t-\sin t),-\frac{\pi}{2}<t<\frac{\pi}{2}
y
=
12
(
1
−
cos
t
)
,
x
=
10
(
t
−
sin
t
)
,
−
2
π
<
t
<
2
π
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