Question Number 7345 by Tawakalitu. last updated on 24/Aug/16 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 138415 by tugu last updated on 13/Apr/21 $${A},{B}\:\in{R},\:\:{f}\left(\mathrm{1}\right)=\mathrm{0}\:,\:\underset{\mathrm{0}} {\overset{\mathrm{1}} {\int}}\left({f}\left({x}\right)\right)^{\mathrm{2}} {dx}\:={A}\:{and}\:\underset{\mathrm{0}} {\overset{\mathrm{1}} {\int}}{xf}\left({x}\right){dx}={B}\: \\ $$$${what}\:{is}\:{the}\:{integral}\:{value}\:{of}\:\:\underset{\mathrm{0}} {\overset{\mathrm{1}} {\int}}{xf}\left({x}\right)\left({f}\:'\left({x}\right)−\mathrm{1}\right){dx}\:{by}\:{using}\:{trrms}\:{of}\:{A}\:{and}\:{B}\:?\: \\ $$ Answered by Ar Brandon…
Question Number 72877 by mhmd last updated on 04/Nov/19 $${by}\:{using}\:{theorem}\:{demwover}\:{find}\:\:{x}^{\mathrm{4}} =\mathrm{1}? \\ $$$${pleas}\:{sir}\:{help}\:{me} \\ $$ Commented by mathmax by abdo last updated on 04/Nov/19 $${roots}\:{at}\:{C}\:\:\:\:{x}={z}={r}\:{e}^{{i}\theta}…
Question Number 72871 by TawaTawa last updated on 04/Nov/19 Answered by ajfour last updated on 04/Nov/19 Commented by ajfour last updated on 04/Nov/19 $${Top}\:{vertex}\:{of}\:{triangle}\: \\…
Question Number 138407 by tugu last updated on 13/Apr/21 $${if}\:{the}\:{F}\left({x}\right)=\frac{\mathrm{1}}{{x}}\underset{\mathrm{1}} {\overset{{x}} {\int}}\left(\mathrm{2}{t}−{F}\:'\left({t}\right)\right){dt}\:\:\Rightarrow\:{what}\:{the}\:{F}\:'\left(\mathrm{1}\right)\:{value}\:{using}\:{the}\:{Leibnitz}\:{formula}. \\ $$ Answered by ajfour last updated on 13/Apr/21 $${F}\:'\left({x}\right)=−\frac{{F}\left({x}\right)}{{x}}+\frac{\mathrm{1}}{{x}}\left[\mathrm{2}{x}−{F}\:'\left({x}\right)\right] \\ $$$$\left({x}+\mathrm{1}\right){F}\:'\left({x}\right)+{F}\left({x}\right)=\mathrm{2}{x} \\…
Question Number 138401 by Bekzod Jumayev last updated on 13/Apr/21 Commented by Bekzod Jumayev last updated on 13/Apr/21 $${Help}? \\ $$ Commented by Bekzod Jumayev…
Question Number 7331 by rohit meena last updated on 23/Aug/16 Commented by sandy_suhendra last updated on 24/Aug/16 $${for}\:{the}\:{simetric}\:{root},\:{like}\:{y}_{\mathrm{1}} =\mathrm{2}\alpha\:{and}\:{y}_{\mathrm{2}} =\mathrm{2}\beta,\:{we}\:{can}\:{use}\:{the}\:{subtitute}\:{method} \\ $$$${y}=\mathrm{2}{x}\:\Rightarrow{x}=\frac{\mathrm{1}}{\mathrm{2}}{y}\:{substitute}\:{to}\:{ax}^{\mathrm{2}} +\:{bx}\:+{c}\:=\:\mathrm{0} \\ $$$${a}\left(\frac{\mathrm{1}}{\mathrm{2}}{y}\right)^{\mathrm{2}}…
Question Number 7330 by Tawakalitu. last updated on 23/Aug/16 $${Solve}\:{the}\:{simultaneous}\:{equation}\: \\ $$$$ \\ $$$$\mathrm{2}{x}\:\:+\:{y}\:\:−\:{z}\:=\:\mathrm{8}\:………\:\left({i}\right) \\ $$$${x}^{\mathrm{2}} \:−\:{y}^{\mathrm{2}} \:+\:\mathrm{2}{z}^{\mathrm{2}} \:=\:\mathrm{14}\:\:……….\left({ii}\right) \\ $$$$\mathrm{3}{x}^{\mathrm{3}} \:+\:\mathrm{4}{y}^{\mathrm{3}} \:+\:{z}^{\mathrm{3}} \:=\:\mathrm{195}\:\:…………\:\left({iii}\right) \\…
Question Number 138403 by tugu last updated on 13/Apr/21 $$\int\frac{{e}^{\mathrm{4}{t}} }{{e}^{\mathrm{2}{t}} +\mathrm{3}{e}^{{t}} +\mathrm{2}}{dt}=? \\ $$ Answered by bemath last updated on 13/Apr/21 $${let}\:{e}^{{t}} \:=\:{u}\:,\:{e}^{\mathrm{2}{t}} +\mathrm{3}{e}^{{t}}…
Question Number 138396 by SLVR last updated on 13/Apr/21 Commented by SLVR last updated on 13/Apr/21 $${mr}.{W}..\:{Good}\:{morning} \\ $$$${previous}\:{this}\:{was}\:{given}..{but} \\ $$$${i}\:{could}\:{not}\:{get}\:{it} \\ $$$${kindly}\:{help}\:{me}\:{the}\:{solution} \\ $$…