Solución
a
T
=
6
t
+
12
t
3
1
+
t
4
+
t
2
,
a
N
=
6
1
+
4
t
2
+
t
4
1
+
t
2
+
t
4
a_{\bold{T}} = \frac{6t+12t^3}{\sqrt{1+t^4+t^2}}, a_{\bold{N}} = 6\sqrt{\frac{1+4t^2+t^4}{1+t^2+t^4}}
a
T
=
1
+
t
4
+
t
2
6
t
+
12
t
3
,
a
N
=
6
1
+
t
2
+
t
4
1
+
4
t
2
+
t
4