Evaluate the integral.
-$$\int _ { \pi / 12 } ^ { \pi / 2 } ( 1 - \cos 4 x ) \cos 2 x d x$$
A) $\frac { 13 } { 24 }$
B) $- \frac { 1 } { 24 }$
C) $- \frac { 11 } { 24 }$
D) $\frac { 13 } { 48 }$

Question

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The Answer of Evaluate the integral.
-$$\int _ { \pi / 12 } ^ { \pi / 2 } ( 1 - \cos 4 x ) \cos 2 x d x$$
A) $\frac { 13 } { 24 }$
B) $- \frac { 1 } { 24 }$
C) $- \frac { 11 } { 24 }$
D) $\frac { 13 } { 48 }$

Evaluate the Integral ∫π/12π/2(1−cos⁡4x)cos⁡2xdx\int _ { \pi / 12 } ^ { \pi / 2 } ( 1 - \cos 4 x ) \cos 2 x d x∫π/12π/2​(1−cos4x)cos2xdx

Evaluate the Integral $\int _ { \pi / 12 } ^ { \pi / 2 } ( 1 - \cos 4 x ) \cos 2 x d x$