Question Number 138909 by bramlexs22 last updated on 19/Apr/21 $$\:\int\:\frac{\mathrm{x}^{\mathrm{6}} −\mathrm{1}}{\left(\mathrm{x}^{\mathrm{3}} −\mathrm{1}\right)^{\mathrm{3}} }\:\mathrm{dx}=? \\ $$ Answered by mathmax by abdo last updated on 20/Apr/21 $$\Phi=\int\:\:\frac{\mathrm{x}^{\mathrm{6}}…
Question Number 7833 by mohitkumar88@gmail.com last updated on 18/Sep/16 $$\mathrm{3}\frac{\mathrm{3}}{\mathrm{4}}×\mathrm{2}\frac{\mathrm{2}}{\mathrm{3}}= \\ $$ Answered by Rasheed Soomro last updated on 18/Sep/16 $$\mathrm{3}\frac{\mathrm{3}}{\mathrm{4}}×\mathrm{2}\frac{\mathrm{2}}{\mathrm{3}}=\frac{\overset{\mathrm{5}} {\mathrm{15}}}{\underset{\mathrm{1}} {\mathrm{4}}}×\frac{\overset{\mathrm{2}} {\mathrm{8}}}{\underset{\mathrm{1}} {\mathrm{3}}}=\frac{\mathrm{10}}{\mathrm{1}}=\mathrm{10}…
Question Number 7831 by Chantria last updated on 18/Sep/16 Commented by prakash jain last updated on 18/Sep/16 $${S}_{{n}} =\frac{{n}+\mathrm{2}}{{n}!}+\frac{\mathrm{2}}{{k}!}+\frac{\mathrm{7}}{{k}!}+….+\frac{{n}^{\mathrm{2}} −\mathrm{2}}{{k}!}=\frac{{n}+\mathrm{2}}{{n}!}+\underset{{k}=\mathrm{1}} {\overset{{n}} {\sum}}\frac{{k}^{\mathrm{2}} −\mathrm{2}}{{k}!} \\ $$$${n}^{\mathrm{2}}…
Question Number 138897 by tabata last updated on 19/Apr/21 Commented by tabata last updated on 19/Apr/21 $${prove}\:{this} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 7827 by 314159 last updated on 17/Sep/16 Commented by Yozzia last updated on 18/Sep/16 $$\bigtriangleup{ABC}\:{is}\:{isosceles}\:{with}\:{b}={c}. \\ $$$${a}\leqslant{b}+{c}=\mathrm{2}{b}=\mathrm{2}{c}\:\:\left({Triangle}\:{inequality}\right) \\ $$$${I}'{ve}\:{gotten}\:{that}\:{far}\:{in}\:{the}\:{problem}. \\ $$ Terms of…
Question Number 138896 by ajfour last updated on 19/Apr/21 Answered by ajfour last updated on 20/Apr/21 $${Let}\:{A}\:{be}\:{origin}\:{and}\:{x}\:{axis} \\ $$$${vertically}\:{down}\:{towards}\:{center} \\ $$$${of}\:{cube}. \\ $$$$−{dg}_{{x}} =\frac{\left({Gdm}\right){x}}{\left({x}^{\mathrm{2}} +{y}^{\mathrm{2}}…
Question Number 138899 by mohammad17 last updated on 19/Apr/21 $$\int{cos}\left({ln}\left({sinx}\right)\right){dx} \\ $$ Answered by Ar Brandon last updated on 19/Apr/21 $$\mathrm{Let}\:\mathrm{u}=\mathrm{sinx} \\ $$ Terms of…
Question Number 7824 by ridwan balatif last updated on 17/Sep/16 Commented by Yozzia last updated on 17/Sep/16 $${n}×{n}!=\left({n}+\mathrm{1}−\mathrm{1}\right){n}!=\left({n}+\mathrm{1}\right)!−{n}! \\ $$$$\Rightarrow\underset{{i}=\mathrm{1}} {\overset{{n}} {\sum}}{r}!{r}=\left({n}+\mathrm{1}\right)!−\mathrm{1} \\ $$ Commented…
Question Number 73358 by 07032041818 last updated on 10/Nov/19 $$\mathrm{1}/\mathrm{4}{x}\mathrm{2}−\mathrm{1}/\mathrm{2}{x}−\mathrm{13}=\mathrm{0} \\ $$ Commented by MJS last updated on 10/Nov/19 $$\mathrm{it}'\mathrm{s}\:\mathrm{not}\:\mathrm{clear}\:\mathrm{whether}\:\mathrm{you}\:\mathrm{mean} \\ $$$$\frac{\mathrm{1}}{\mathrm{4}}{x}^{\mathrm{2}} −\frac{\mathrm{1}}{\mathrm{2}}{x}−\mathrm{13}=\mathrm{0} \\ $$$$\mathrm{in}\:\mathrm{this}\:\mathrm{case}\:×\mathrm{4}…
Question Number 73356 by behi83417@gmail.com last updated on 10/Nov/19 Commented by ajfour last updated on 11/Nov/19 $${I}\:{had}\:{tried}\:{Q}.\mathrm{3}\:.\:{It}\:{did}\:{not}\:{yield} \\ $$$${any}\:{solution},\:{sir}. \\ $$ Commented by behi83417@gmail.com last…