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Mathematics
Mathematics
Problem
Calculate
d
d
x
[
tan
(
2
x
+
π
/
4
)
]
\displaystyle \frac{\text{d}}{\text{d}x}\bigl[\tan(2x+\pi/4)\bigr]
d
x
d
[
tan
(
2
x
+
π
/4
)
]
.
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