Question Number 87790 by mathocean1 last updated on 06/Apr/20 $$\mathrm{How}\:\mathrm{many}\:\mathrm{handshakes}\:\mathrm{are}\:\mathrm{exchanged} \\ $$$$\mathrm{betwen}\:\mathrm{27}\:\mathrm{boys}? \\ $$ Answered by TANMAY PANACEA. last updated on 06/Apr/20 $$\mathrm{27}{C}_{\mathrm{2}} \\ $$$$=\frac{\mathrm{27}!}{\mathrm{2}!\mathrm{25}!}=\frac{\mathrm{27}×\mathrm{26}}{\mathrm{2}}=\mathrm{351}…
Question Number 87789 by john santu last updated on 06/Apr/20 $$\left(\mathrm{D}^{\mathrm{3}} −\mathrm{D}^{\mathrm{2}} \right)\mathrm{y}\:=\:\mathrm{x}^{\mathrm{2}} +\mathrm{1}\:,\mathrm{y}\left(\mathrm{0}\right)=\mathrm{1} \\ $$$$\mathrm{y}\:'\left(\mathrm{0}\right)=−\mathrm{1}\:,\mathrm{y}\:''\left(\mathrm{0}\right)\:=\:\mathrm{0} \\ $$ Commented by mathmax by abdo last updated…
Question Number 22251 by Tinkutara last updated on 14/Oct/17 $$\mathrm{Reversible}\:\mathrm{melting}\:\mathrm{of}\:\mathrm{solid}\:\mathrm{benzene}\:\mathrm{at} \\ $$$$\mathrm{1}\:\mathrm{atm}\:\mathrm{and}\:\mathrm{normal}\:\mathrm{melting}\:\mathrm{point} \\ $$$$\mathrm{correspond}\:\mathrm{to} \\ $$$$\left(\mathrm{1}\right)\:\mathrm{q}\:>\:\mathrm{0} \\ $$$$\left(\mathrm{2}\right)\:\mathrm{w}\:<\:\mathrm{0} \\ $$$$\left(\mathrm{3}\right)\:\Delta\mathrm{E}\:>\:\mathrm{0} \\ $$$$\left(\mathrm{4}\right)\:\mathrm{All}\:\mathrm{of}\:\mathrm{these} \\ $$ Answered…
Question Number 87784 by john santu last updated on 06/Apr/20 $$\mathrm{Given}\:\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)\:=\:\mathrm{y}\:\mathrm{f}\left(\mathrm{y},\mathrm{x}\right)\:+\mathrm{x} \\ $$$$\mathrm{find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\mathrm{f}\left(\mathrm{1},\mathrm{2}\right)\:. \\ $$ Commented by john santu last updated on 06/Apr/20 $$\left(\mathrm{i}\right)\:\mathrm{f}\left(\mathrm{1},\mathrm{2}\right)\:=\:\mathrm{2f}\left(\mathrm{2},\mathrm{1}\right)+\mathrm{1} \\…
Question Number 87785 by Sayantan chakraborty last updated on 06/Apr/20 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 22247 by tapan das last updated on 14/Oct/17 $$\mathrm{I}=\int\sqrt{}\mathrm{x}^{\mathrm{2}} +\mathrm{a}^{\mathrm{2}} \:\mathrm{dx} \\ $$ Answered by $@ty@m last updated on 14/Oct/17 Terms of Service…
Question Number 22244 by ajfour last updated on 14/Oct/17 $${Solve}\:{the}\:{inequality}\:: \\ $$$$\:−\mathrm{9}\left(\sqrt[{\mathrm{4}}]{{x}}\right)+\sqrt{{x}}+\mathrm{18}\:\geqslant\:\mathrm{0}\:. \\ $$ Answered by $@ty@m last updated on 14/Oct/17 $${Let}\:\sqrt{{x}}={y} \\ $$$$−\mathrm{9}\sqrt{{y}}+{y}+\mathrm{18}\geqslant\mathrm{0} \\…
Question Number 153312 by Jonathanwaweh last updated on 06/Sep/21 Commented by Rankut last updated on 06/Sep/21 $$\mathrm{10} \\ $$ Commented by talminator2856791 last updated on…
Question Number 87773 by john santu last updated on 06/Apr/20 $$\:^{\mathrm{3}} \mathrm{log}\:\left(\:^{\mathrm{x}^{\mathrm{2}} } \mathrm{log}\:\left(\:^{\mathrm{x}^{\mathrm{2}} } \mathrm{log}\:\mathrm{x}^{\mathrm{4}} \right)\right)>\:\mathrm{0} \\ $$ Commented by john santu last updated…
Question Number 87769 by john santu last updated on 06/Apr/20 $$\int\:\frac{\mathrm{ln}\left(\mathrm{e}^{\mathrm{x}} +\mathrm{1}\right)}{\mathrm{e}^{−\mathrm{x}} +\mathrm{1}}\:\mathrm{dx}\: \\ $$ Answered by TANMAY PANACEA. last updated on 06/Apr/20 $$\int\frac{{e}^{{x}} {ln}\left({e}^{{x}}…