Category: Integration

Question Number 28158 by abdo imad last updated on 21/Jan/18 $$calculate\int {\int }_{x^2+y^2⩽1}\frac{dxdy}{3+x^2+y^2}.$$ Answered by ajfour last updated on 21/Jan/18…

Question Number 93683 by i jagooll last updated on 14/May/20 $$\int ({\mathrm{t}}^2\mathbf{i}+\cos 2\mathrm{t}\mathbf{j}+{\mathrm{e}}^{-\mathrm{t}}\mathbf{k})\mathrm{dt}$$ Answered by john santu last updated on 14/May/20 $$=\:\frac{\mathrm{1}}{\mathrm{3}}\mathrm{t}^{\mathrm{3}} \:\overset{\rightarrow}…

Question Number 93636 by abdomathmax last updated on 14/May/20 $$calcilate{U}_n={\int }_0^{\mathrm{\infty }}\frac{sin\left(nx\right)}{e^x-1}dx$$$$$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 93634 by abdomathmax last updated on 14/May/20 $$calculate{\int }_0^{\mathrm{\infty }}\frac{dx}{x^4+x^2+1}$$ Commented by mathmax by abdo last updated on 14/May/20…

Question Number 93633 by abdomathmax last updated on 14/May/20 $$calvulate{\int }_0^{\mathrm{\infty }}\frac{cos\left(\pi x\right)}{1+x^4}dx$$ Commented by mathmax by abdo last updated on 15/May/20 $${A}\:=\int_{\mathrm{0}}…