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+2 votes
33.1k views
in Mathematics by (50.4k points)

The derivative of tan-1 (√1 + x2 - 1/x) with respect to tan-1(2x√1 - x2)/(1 - 2x2) at x = 1/2 is

(1)√3/12

(2) √3/10

(3) 2√3/5

(4) 2√3/3

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1 Answer

+2 votes
by (49.0k points)

The correct option is (2) √3/10.

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