Find the derivative of: tan ^-1[(1+x^2)1/2 -(1-x^2)1/2 ---------------------- [(1+x^2)1/2 +(1-x^2)1/2
Asked by aruni_maiyer | 3rd Jun, 2011, 12:58: AM
Expert Answer:

Answered by | 3rd Jun, 2011, 11:24: AM
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