Category: Integration

Question Number 29446 by prof Abdo imad last updated on 08/Feb/18 $$letgivea<1findthevalueof$$$$f\left(a\right)={\int }_0^{\frac{\pi }{2}}\frac{dx}{1-{acos}^{2}x}.$$ Commented by prof Abdo imad last…

Question Number 29445 by prof Abdo imad last updated on 08/Feb/18 $$find\int \frac{dx}{sinx+sin\left(2x\right)}.$$ Answered by mrW2 last updated on 09/Feb/18 $$=\int \frac{dx}{\sin x(1+2\cos x)}$$$$=\int\frac{\mathrm{sin}\:{x}\:{dx}}{\mathrm{sin}^{\mathrm{2}} \:{x}\left(\mathrm{1}+\mathrm{2cos}\:{x}\right)}…

Question Number 29443 by prof Abdo imad last updated on 08/Feb/18 $$find{\int }_0^{\pi }\frac{sinx}{\sqrt{1+{sin}^{2}x}}dx$$ Answered by sma3l2996 last updated on 09/Feb/18 $${t}={cosx}\Rightarrow{dt}=−{sinxdx}…

Question Number 29440 by prof Abdo imad last updated on 08/Feb/18 $$find{\int }_0^{\pi }\frac{cosx}{(2+cosx)(3+cosx)}dx$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 94948 by rb222 last updated on 22/May/20 $${\int }_0^{\sqrt{2ln\left(3\right)}}{xe}^{\frac{x^2}{2}}dx=...$$ Commented by Tony Lin last updated on 22/May/20 $${let}\:\frac{{x}^{\mathrm{2}}…