Question Number 152164 by peter frank last updated on 26/Aug/21
Question Number 86627 by Omer Alattas last updated on 29/Mar/20 Commented by abdomathmax last updated on 29/Mar/20 $${x}\rightarrow\frac{{tanx}}{\mathrm{1}+{x}^{\mathrm{2}} \:+{x}^{\mathrm{4}} }\:{is}\:{odd}\:\Rightarrow\int_{−\mathrm{1}} ^{\mathrm{1}} \:\frac{{tanx}}{\mathrm{1}+{x}^{\mathrm{2}} \:+{x}^{\mathrm{4}} }{dx}=\mathrm{0} \…
Question Number 152160 by peter frank last updated on 26/Aug/21
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