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Question Number 137203 by mathocean1 last updated on 31/Mar/21 $$\int\:\frac{{ln}\left(\mathrm{1}+{x}\right)}{{x}}=? \\ $$ Answered by Dwaipayan Shikari last updated on 31/Mar/21 $$\int\frac{{log}\left(\mathrm{1}+{x}\right)}{{x}}{dx} \\ $$$$=\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\left(−\mathrm{1}\right)^{{n}+\mathrm{1}}…

Question Number 6099 by LMTV last updated on 13/Jun/16 $$\int_{\mathrm{0}} ^{\infty} {e}^{−{st}} \mathrm{sinh}\:{atdt}=? \\ $$$$\mathrm{or}… \\ $$$$−\frac{\mathrm{1}}{{s}}\left[{e}^{−{st}} \mathrm{sinh}\:{at}\right]_{\mathrm{0}} ^{\infty} =? \\ $$$$−\frac{{a}}{{s}^{\mathrm{2}} }\left[{e}^{−{st}} \mathrm{coth}\:{at}\right]_{\mathrm{0}} ^{\infty}…

Question Number 71617 by Mr. K last updated on 18/Oct/19 $${One}\:{person}\:{drags}\:{a}\:\mathrm{10}\:{kilogram} \\ $$$${sandbag}\:{at}\:{a}\:{distance}\:{of}\:\mathrm{8}\:{meters} \\ $$$${employing}\:{a}\:{horizontal}\:{force}\:{of} \\ $$$$\mathrm{90}\:{N}.\:{Then}\:{lift}\:{the}\:{sandbag}\:{at}\:{a} \\ $$$${height}\:{of}\:\mathrm{1}.\mathrm{5}\:{meters},\:{calculate}\:{the} \\ $$$${total}\:{work}\:{done}\:{by}\:{the}\:{person}. \\ $$ Terms of…

Question Number 6058 by FilupSmith last updated on 11/Jun/16 $$\mathrm{sin}\left({a}\right)=\mathrm{sin}\left(−{a}\right) \\ $$$$\mathrm{For}\:\mathrm{what}\:\mathrm{values}\:\mathrm{of}\:{a}\:\mathrm{is}\:\mathrm{the}\:\mathrm{statement}\:\mathrm{true}? \\ $$ Commented by Rasheed Soomro last updated on 11/Jun/16 $${a}=\pi{n}\:\forall{n}\in\mathbb{Z} \\ $$$$…

Question Number 137115 by yutytfjh67ihd last updated on 29/Mar/21 $${Q}\mathrm{136739} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com