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Category: Integration

a-dx-2sin-2-x-3tg-2-x-b-1-x-1-3-1-x-x-1-3-x-1-6-dx-c-cosx-1-cos2x-dx-d-sin-2-x-2-3-cos-2-x-dx-

Question Number 58259 by behi83417@gmail.com last updated on 20/Apr/19 $$\boldsymbol{\mathrm{a}}\:\:.\int\:\:\frac{\boldsymbol{\mathrm{dx}}}{\mathrm{2}\boldsymbol{\mathrm{sin}}^{\mathrm{2}} \boldsymbol{\mathrm{x}}+\mathrm{3}\boldsymbol{\mathrm{tg}}^{\mathrm{2}} \boldsymbol{\mathrm{x}}}=? \\ $$$$\boldsymbol{\mathrm{b}}\:\:\:.\int\frac{\:\:\mathrm{1}+\sqrt[{\mathrm{3}}]{\boldsymbol{\mathrm{x}}}}{\mathrm{1}+\sqrt{\boldsymbol{\mathrm{x}}}+\sqrt[{\mathrm{3}}]{\boldsymbol{\mathrm{x}}}+\sqrt[{\mathrm{6}}]{\boldsymbol{\mathrm{x}}}}\boldsymbol{\mathrm{dx}}=? \\ $$$$\boldsymbol{\mathrm{c}}\:\:\:\:\:.\int\:\:\frac{\boldsymbol{\mathrm{cosx}}}{\mathrm{1}+\boldsymbol{\mathrm{cos}}\mathrm{2}\boldsymbol{\mathrm{x}}}\boldsymbol{\mathrm{dx}}=? \\ $$$$\boldsymbol{\mathrm{d}}\:\:\:\:\:.\int\:\:\:\frac{\boldsymbol{\mathrm{sin}}^{\mathrm{2}} \boldsymbol{\mathrm{x}}}{\:\sqrt{\mathrm{2}}+\sqrt{\mathrm{3}}.\boldsymbol{\mathrm{cos}}^{\mathrm{2}} \boldsymbol{\mathrm{x}}}\boldsymbol{\mathrm{dx}}=? \\ $$ Commented by maxmathsup…

4x-1-2x-2-3x-2-dx-

Question Number 123793 by liberty last updated on 28/Nov/20 $$\:\:\int\:\frac{\mathrm{4}{x}−\mathrm{1}}{\mathrm{2}{x}^{\mathrm{2}} −\mathrm{3}{x}+\mathrm{2}}\:{dx}\:? \\ $$ Answered by Dwaipayan Shikari last updated on 28/Nov/20 $$\int\frac{\mathrm{4}{x}−\mathrm{3}}{\mathrm{2}{x}^{\mathrm{2}} −\mathrm{3}{x}+\mathrm{2}}+\mathrm{2}\int\frac{\mathrm{1}}{\mathrm{2}{x}^{\mathrm{2}} −\mathrm{3}{x}+\mathrm{2}}{dx} \\…

Question-189323

Question Number 189323 by mnjuly1970 last updated on 14/Mar/23 Answered by witcher3 last updated on 14/Mar/23 $$\Leftrightarrow\Sigma\frac{\Gamma\left(\mathrm{n}\right)\Gamma\left(\mathrm{n}\right)}{\Gamma\left(\mathrm{2n}\right).\mathrm{2}^{−\mathrm{n}} }=\underset{\mathrm{n}\geqslant\mathrm{1}} {\sum}\frac{\beta\left(\mathrm{n},\mathrm{n}\right)}{\mathrm{2}^{−\mathrm{n}} } \\ $$$$=\underset{\mathrm{n}\geqslant\mathrm{1}} {\sum}\int_{\mathrm{0}} ^{\mathrm{1}} \frac{\mathrm{x}^{\mathrm{n}−\mathrm{1}}…

0-1-3x-3-x-2-2x-4-x-2-3x-2-dx-

Question Number 58250 by Tawa1 last updated on 20/Apr/19 $$\int_{\:\mathrm{0}} ^{\:\mathrm{1}} \:\:\left(\frac{\mathrm{3x}^{\mathrm{3}} \:−\:\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{2x}\:−\:\mathrm{4}}{\:\sqrt{\mathrm{x}^{\mathrm{2}} \:−\:\mathrm{3x}\:+\:\mathrm{2}}}\right)\:\mathrm{dx} \\ $$ Answered by MJS last updated on 21/Apr/19 $$\underset{\mathrm{0}}…