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Solve-sin-1-x-sin-1-x-2-2pi-3-

Question Number 131107 by ZiYangLee last updated on 01/Feb/21 $$\mathrm{Solve}\:\mathrm{sin}^{−\mathrm{1}} {x}+\mathrm{sin}^{−\mathrm{1}} \frac{{x}}{\mathrm{2}}=\frac{\mathrm{2}\pi}{\mathrm{3}} \\ $$ Answered by mr W last updated on 01/Feb/21 $${let}\:{t}=\frac{{x}}{\mathrm{2}}>\mathrm{0} \\ $$$$\mathrm{sin}^{−\mathrm{1}}…

Sir-MRV-please-i-need-the-cubic-equation-formular-my-phone-has-fault-and-i-just-restore-it-please-help-me-re-send-it-i-really-appreciate-your-effort-sir-God-bless-you-sir-

Question Number 13012 by tawa tawa last updated on 10/May/17 $${Sir}.\:{MRV}\:\:{please}\:\mathrm{i}\:\mathrm{need}\:{the}\:\mathrm{cubic}\:\mathrm{equation}\:\mathrm{formular}.\:\:\mathrm{my}\:\mathrm{phone}\:\mathrm{has}\:\mathrm{fault} \\ $$$$\mathrm{and}\:\mathrm{i}\:\mathrm{just}\:\mathrm{restore}\:\mathrm{it}.\:\mathrm{please}\:\mathrm{help}\:\mathrm{me}\:\mathrm{re}\:\mathrm{send}\:\mathrm{it}.\:\mathrm{i}\:\mathrm{really}\:\mathrm{appreciate}\:\mathrm{your}\:\mathrm{effort} \\ $$$$\mathrm{sir}.\:\mathrm{God}\:\mathrm{bless}\:\mathrm{you}\:\mathrm{sir}. \\ $$ Commented by mrW1 last updated on 10/May/17 Commented…

S-2019-1-1-2-2-1-3-2-1-2019-2-

Question Number 144068 by SOMEDAVONG last updated on 21/Jun/21 $$\mathrm{S}_{\mathrm{2019}} =\mathrm{1}+\:\frac{\mathrm{1}}{\mathrm{2}^{\mathrm{2}} }\:+\:\frac{\mathrm{1}}{\mathrm{3}^{\mathrm{2}} }\:+\:…+\:\frac{\mathrm{1}}{\mathrm{2019}^{\mathrm{2}} }\:=? \\ $$ Answered by Olaf_Thorendsen last updated on 21/Jun/21 $$\mathrm{S}_{\mathrm{2019}} \:=\:\underset{{n}=\mathrm{1}}…

Question-144061

Question Number 144061 by Khalmohmmad last updated on 21/Jun/21 Answered by TheHoneyCat last updated on 21/Jun/21 $$\mathrm{I}\:\mathrm{am}\:\mathrm{quite}\:\mathrm{sorry}\:\mathrm{to}\:\mathrm{tell}\:\mathrm{you}\:\mathrm{this},\:\mathrm{but}\:\mathrm{your}\:\mathrm{question}\:\mathrm{is}\:\mathrm{either} \\ $$$$\mathrm{incomplete}\:\left(\mathrm{some}\:\mathrm{hypothesis}\:\mathrm{is}\:\mathrm{missing}\right) \\ $$$$\mathrm{or}\:\mathrm{unsolvable}. \\ $$$$ \\ $$$$\mathrm{Consider}:…

L-lim-n-1-2-n-3-1-3-2-3-n-3-2-3-n-3-n-3-n-3-

Question Number 144067 by SOMEDAVONG last updated on 21/Jun/21 $$\mathrm{L}=\underset{\mathrm{n}\rightarrow+\propto} {\mathrm{lim}}\left(\frac{\mathrm{1}^{\mathrm{2}} }{\mathrm{n}^{\mathrm{3}} +\mathrm{1}^{\mathrm{3}} }\:+\:\frac{\mathrm{2}^{\mathrm{3}} }{\mathrm{n}^{\mathrm{3}} +\mathrm{2}^{\mathrm{3}} }\:+\:…+\:\frac{\mathrm{n}^{\mathrm{3}} }{\mathrm{n}^{\mathrm{3}} +\mathrm{n}^{\mathrm{3}} }\right)=? \\ $$ Answered by Dwaipayan…

p-x-x-1-2-Q-x-3x-8-p-x-x-2-Q-x-R-R-

Question Number 144060 by Khalmohmmad last updated on 21/Jun/21 $${p}\left({x}\right)=\left({x}−\mathrm{1}\right)^{\mathrm{2}} {Q}\left({x}\right)+\mathrm{3}{x}+\mathrm{8} \\ $$$${p}\left({x}\right)=\left({x}−\mathrm{2}\right){Q}\left({x}\right)+{R} \\ $$$${R}=? \\ $$ Commented by Rasheed.Sindhi last updated on 21/Jun/21 $${Q}\left({x}\right)\:{is}\:{same}\:{in}\:{both}\:{cases}!!!?…