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Mathematics
Mathematics
Problem
Define
G
(
x
)
=
∫
0
sin
x
1
+
t
4
d
t
.
G(x)=\int_{0}^{\sin x} \sqrt{1+t^{4}}\,dt.
G
(
x
)
=
∫
0
s
i
n
x
1
+
t
4
d
t
.
What is
G
′
(
π
2
)
G'\!\left(\dfrac{\pi}{2}\right)
G
′
(
2
π
)
? a)
2
\sqrt{2}
2
b)
1
1
1
c)
0
0
0
d)
sin
1
\sin 1
sin
1
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