Let f(x)= ln (1+x^2). Find f^15(0) I know the answer is 0 but why?
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Hello, Originally Posted by twilightstr Let f(x)= ln (1+x^2). Find f^15(0) I know the answer is 0 but why? We know that So here, So you can notice that the factors of the odd powers of x are 0. But we also know that So by identification of the 15-th term And hence
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