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IfF(x)=(A)/(pi)=(1)/(16+x^(2))-inftyltxl...

If`F(x)=(A)/(pi)=(1)/(16+x^(2))-inftyltxltinfty` is a pdf of a continous random variable x then the value of A is

A

16

B

8

C

4

D

1

Text Solution

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The correct Answer is:
c
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