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Mathematics
Mathematics
Problem
Let
x
=
t
2
x = t^{2}
x
=
t
2
and
y
=
t
3
−
3
t
y = t^{3} - 3t
y
=
t
3
−
3
t
. At which value of
t
t
t
is the tangent to the curve vertical? a)
t
=
3
t = 3
t
=
3
b)
t
=
0
t = 0
t
=
0
c)
t
=
−
1
t = -1
t
=
−
1
d)
t
=
3
t = \sqrt{3}
t
=
3
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