\[ \large \displaystyle\int _{ 0 }^{ 2\pi }{ \sqrt { { a }^{ 2 }\sin ^{ 2 }{ x } +9\cos ^{ 2 }{ x } } } \, dx \]

Over all constant real values of \(a\), what is the minimial value of the above expression?

×

Problem Loading...

Note Loading...

Set Loading...