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Author: Tinku Tara

jumlah-akar-akar-persamaan-x-2-2-x-3-0-sama-dengan-a-10-b-3-e-4-c-1-d-0-

Question Number 1039 by tera last updated on 22/May/15 $${jumlah}\:{akar}−{akar}\:{persamaan}\:\left[{x}\right]^{\mathrm{2}} −\mathrm{2}\left[{x}\right]−\mathrm{3}=\mathrm{0}\:{sama}\:{dengan} \\ $$$${a}.−\mathrm{10}\:\:\:\:\:\:\:\:\:\:{b}.−\mathrm{3}\:\:\:\:\:\:{e}.\mathrm{4} \\ $$$${c}.−\mathrm{1}\:\:\:\:\:\:\:\:\:\:\:\:\:{d}.\mathrm{0} \\ $$ Commented by prakash jain last updated on 22/May/15…

1-ln-x-dx-

Question Number 132110 by Raxreedoroid last updated on 11/Feb/21 $$\int\frac{\mathrm{1}}{\mathrm{ln}\:{x}}{dx}=? \\ $$ Answered by Olaf last updated on 11/Feb/21 $$\mathrm{F}\left({x}\right)\:=\:\int\frac{{dx}}{\mathrm{ln}{x}} \\ $$$$\mathrm{Let}\:{x}\:=\:{e}^{{u}} \\ $$$$\mathrm{F}\left({e}^{{u}} \right)\:=\:\int\frac{{d}\left({e}^{{u}}…

calculus-1-if-y-1-sin-x-cos-x-1-3-then-3y-12-y-2-y-2-

Question Number 132104 by mnjuly1970 last updated on 11/Feb/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:…\:{calculus}\:\left(\mathrm{1}\right)… \\ $$$$\:\:{if}\:\:{y}=\sqrt[{\mathrm{3}}]{\frac{\mathrm{1}}{{sin}\left({x}\right)+{cos}\left({x}\right)}}\:\:{then}\:: \\ $$$$\:\:\:\:\mathrm{3}{y}''−\mathrm{12}\left({y}'\right)^{\mathrm{2}} −{y}^{\mathrm{2}} =\:??? \\ $$$$\:\:\:\:\:……… \\ $$ Answered by mnjuly1970 last updated…

x-i-f-i-N-f-0-1-x-2-i-f-2-i-2-2if-f-2-x-R-i-2f-2-x-2-2i-f-2-2if-0-x-2-i-2-f-2-

Question Number 1034 by 123456 last updated on 21/May/15 $${x}={i}+{f},{i}\in\mathbb{N},{f}\in\left[\mathrm{0},\mathrm{1}\right) \\ $$$${x}^{\mathrm{2}} =\left({i}+{f}\right)^{\mathrm{2}} ={i}^{\mathrm{2}} +\mathrm{2}{if}+{f}^{\mathrm{2}} \\ $$$${x}\in\mathbb{R}_{+} \\ $$$${i}+\mathrm{2}{f}=\mathrm{2}\Rightarrow{x}^{\mathrm{2}} =\mathrm{2}{i}+{f}^{\mathrm{2}} \\ $$$$\mathrm{2}{if}=\mathrm{0}\Rightarrow{x}^{\mathrm{2}} ={i}^{\mathrm{2}} +{f}^{\mathrm{2}} \\…

arcsin-ln-3-cot4-x-4-1-19-5-

Question Number 132107 by weltr last updated on 11/Feb/21 $$\left({arcsin}\mid\mathrm{ln}^{\mathrm{3}} \left({cot}\mathrm{4}\:−\:{x}\right)\mid\:+\:\mathrm{4}!\right)^{\frac{\mathrm{1}}{\mathrm{19}}} \:=\:\mathrm{5} \\ $$ Answered by Olaf last updated on 11/Feb/21 $$\left(\mathrm{arcsin}\mid\mathrm{ln}^{\mathrm{3}} \left(\mathrm{cot4}−{x}\right)\mid+\mathrm{4}!\right)^{\frac{\mathrm{1}}{\mathrm{19}}} \:=\:\mathrm{5} \\…

8-2-

Question Number 1031 by slezthacute@Yahoo.co.id last updated on 21/May/15 $$\mathrm{8}\sqrt{\mathrm{2}} \\ $$ Answered by 123456 last updated on 21/May/15 $$\mathrm{1}<\mathrm{2}<\mathrm{4} \\ $$$$\mathrm{1}<\sqrt{\mathrm{2}}<\mathrm{2} \\ $$$$\mathrm{8}<\mathrm{8}\sqrt{\mathrm{2}}<\mathrm{16} \\…