Question
Question: \(\int _ { 0 } ^ { \pi / 8 } \frac { \sec ^ { 2 } 2 x } { 2 } d x =\)...
∫0π/82sec22xdx=
A
41
B
31
C
21
D
None of these
Answer
41
Explanation
Solution
21∫0π/8sec22xdx=41[tan2x]0π/8=41[1]=41 .
∫0π/82sec22xdx=
41
31
21
None of these
41
21∫0π/8sec22xdx=41[tan2x]0π/8=41[1]=41 .