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 Dec 21 revised $Q(x) = (x^2 + 1)P(x) +P'(x)$ has at least m solution added 7 characters in body Dec 21 asked $Q(x) = (x^2 + 1)P(x) +P'(x)$ has at least m solution Dec 8 revised Determine all c such that $a_0=0 ; a_{n+1}=\frac{a_n^2+c}{2}$ converges added 83 characters in body Dec 8 asked Determine all c such that $a_0=0 ; a_{n+1}=\frac{a_n^2+c}{2}$ converges Dec 27 revised Integrals: $I=\int_{1}^{e}\frac{\ln x(\ln x+1)}{(1+x+\ln x)^3}dx$ added 2 characters in body Dec 27 accepted Integrals: $I=\int_{1}^{e}\frac{\ln x(\ln x+1)}{(1+x+\ln x)^3}dx$ Dec 27 answered Integrals: $I=\int_{1}^{e}\frac{\ln x(\ln x+1)}{(1+x+\ln x)^3}dx$ Dec 27 awarded Editor Dec 27 revised Integrals: $I=\int_{1}^{e}\frac{\ln x(\ln x+1)}{(1+x+\ln x)^3}dx$ edited body Dec 27 asked Integrals: $I=\int_{1}^{e}\frac{\ln x(\ln x+1)}{(1+x+\ln x)^3}dx$ Dec 26 comment Does anyone know of any additive periodic functions? We see at [enter link description here][1] [1]: math.stackexchange.com/questions/43964/… Dec 26 awarded Supporter Dec 25 awarded Teacher Dec 25 accepted Showing that: $(\frac{a}{b+c})^2+(\frac{b}{a+c})^2+(\frac{c}{a+b})^2+\frac{10abc}{(a+b)(b+c)(c+a)}\ge 2$ Dec 25 answered Showing that: $(\frac{a}{b+c})^2+(\frac{b}{a+c})^2+(\frac{c}{a+b})^2+\frac{10abc}{(a+b)(b+c)(c+a)}\ge 2$ Dec 23 asked Showing that: $(\frac{a}{b+c})^2+(\frac{b}{a+c})^2+(\frac{c}{a+b})^2+\frac{10abc}{(a+b)(b+c)(c+a)}\ge 2$ Dec 21 accepted $\sqrt{(a+b-c)(b+c-a)(c+a-b)} \le \frac{3\sqrt{3}abc}{(a+b+c)\sqrt{a+b+c}}$ Dec 21 comment $\sqrt{(a+b-c)(b+c-a)(c+a-b)} \le \frac{3\sqrt{3}abc}{(a+b+c)\sqrt{a+b+c}}$ Thank you very much Dec 21 awarded Scholar Dec 20 awarded Student