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Evaluate the Integral 0ln55cosh2(x2)dx\int _ { 0 } ^ { \ln 5 } 5 \cosh ^ { 2 } \left( \frac { x } { 2 } \right) d x

Question 120

Multiple Choice

Evaluate the integral.
- 0ln55cosh2(x2) dx\int _ { 0 } ^ { \ln 5 } 5 \cosh ^ { 2 } \left( \frac { x } { 2 } \right) d x


A) 52(135ln5) \frac { 5 } { 2 } \left( \frac { 13 } { 5 } - \ln 5 \right)
B) 52(125+ln5) \frac { 5 } { 2 } \left( \frac { 12 } { 5 } + \ln 5 \right)
C) 53(e15e15) \frac { 5 } { 3 } \left( \mathrm { e } ^ { 15 } - \mathrm { e } ^ { - 15 } \right)
D) 219725\frac { 2197 } { 25 }

Correct Answer:

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