The area of the region under the $f ( x ) = \frac { 1 } { 4 + x ^ { 2 } }$ is defined to be $\int _ { - \infty } ^ { \infty } f ( x ) d x$ Find this area.

Name: The area of the region under the $f ( x ) = \frac { 1 } { 4 + x ^ { 2 } }$ is defined to be $\int _ { - \infty } ^ { \infty } f ( x ) d x$ Find this area.
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The Answer of The area of the region under the $f ( x ) = \frac { 1 } { 4 + x ^ { 2 } }$ is defined to be $\int _ { - \infty } ^ { \infty } f ( x ) d x$ Find this area.

The Area of the Region Under The f(x)=14+x2f ( x ) = \frac { 1 } { 4 + x ^ { 2 } }f(x)=4+x21​

The Area of the Region Under The $f ( x ) = \frac { 1 } { 4 + x ^ { 2 } }$