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Mathematics
Mathematics
Problem
Given
H
(
x
)
=
∫
0
tan
x
(
3
t
2
+
7
)
d
t
H(x)=\int_{0}^{\tan x} (3t^{2}+7)\,dt
H
(
x
)
=
∫
0
t
a
n
x
(
3
t
2
+
7
)
d
t
, determine
H
′
(
π
4
)
.
H'\!\left(\dfrac{\pi}{4}\right).
H
′
(
4
π
)
.
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