A.  (1/1+x2)-(1/2(1+x)√x)

B.  1/2√(1+x2)

C.  1/√1+x2

D.  1/2√1-x2

Correct Answer :
(1/1+x2)-(1/2(1+x)√x)
Explanation :
No Explanation available for this question
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