Hello. I need to to investigate (I hope I said that right ) the converge of this function, any idea guys?
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Originally Posted by asi123 Hello. I need to to investigate (I hope I said that right ) the converge of this function, any idea guys? $\displaystyle 0 < \int_0^{1/n} {\frac{{\sqrt[4]{x}}}{{1 + x^2 }}} \,dx < \int_0^{1/n} {\sqrt[4]{x}} \,dx = \frac{1}{{1.25}}n^{ - 5/4} $ from which you should be able to show your series converges. RonL
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