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Question is Use our knowledge that ( f 1 ) ( x ) = f ( f 1 ( x ) ) 1 to
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" Use our knowledge that(f1)(x)=f(f1(x))1 to prove that dxd(tan1(x))=1+x21
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I need to prove why the (tan-1(x)) becomes 1/1+x2 and I tried to prove it but I'm not sure if it's correct or not. Please tell me the step of making the prove. Please refer to the attached file
Q: use our knowledge that ( f ) ( x ) = FilFix) ) to prove that Show all of the steps Do (Tan' ( x ) ) = TAX 2 If f is the inverse of of then, Ja (f ( x 1 ) = _! f' ( f ( x ) ) # If Tan is the inverse of Tan then dx ( Tan (2) ) = 7+ x2 ( prove ) fox ) = Tan( x ) inverse of Tan (x ) * Tan ( x ) is g (x ) x ( Tan (9 ) = Sect Tan ( x ) ( Tah ) = Sec (x ) (9 ( x ) ) sect is gtx ) Tancy = 0 2 Tang = X () Hypo OPPE Adj plug in it to Ex ( Tan (x) ) dx ( Tantx ) ) = 1 1+ x 2Step by Step Solution
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