Inverse Trigonometric Derivatives f(x) = arctan(x^2)

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Inverse Trigonometric Derivatives f(x) = arctan(x^2)
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You should try and work it fully out it would help a lot

tony
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this really helped me, Karen will be pleased;)

reecetracey
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can someone please tell me why the bottom 1+x^2 is squared again to become 1+x^4 other than the fact that "this whole thing is squared"

crow