Mathematics

Let $$f\left( x \right) =\frac { \sin { x }  }{ x }$$, then $$\int _{ 0 }^{ \frac { \pi  }{ 2 }  }{ f\left( x \right) f\left( \frac { \pi  }{ 2 } -x \right)  } dx=$$


ANSWER

$$\frac { { 2 } }{ \pi } \int _{ 0 }^{ \pi }{ f\left( x \right)dx }$$


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Single Correct Medium Published on 17th 09, 2020
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