Question Number 8359 by Nayon last updated on 09/Oct/16 $${prove}\:{that}\: \\ $$$$\mathrm{10}\:{divides}\:\mathrm{11}^{\mathrm{10}} −\mathrm{1} \\ $$ Commented by Rasheed Soomro last updated on 09/Oct/16 $$\mathrm{Actually}\:\mathrm{10}\:\mathrm{divides}\:\:\mathrm{11}^{\mathrm{n}} −\mathrm{1}\:\mathrm{for}\:\mathrm{n}\geqslant\mathrm{0}…
Question Number 8355 by Nayon last updated on 09/Oct/16 $${if}\:{a}+{b}+{c}=\mathrm{0}\:{then} \\ $$$$ \\ $$$$\left(\frac{{a}−{b}}{{c}}+\frac{{b}−{c}}{{a}}+\frac{{c}−{a}}{{b}}\right)\left(\frac{{a}}{{b}−{c}}+\frac{{b}}{{c}−{a}}+\frac{{c}}{{a}−{b}}\right)=? \\ $$$$ \\ $$$$ \\ $$$$ \\ $$ Commented by Rasheed…
Question Number 8356 by Nayon last updated on 09/Oct/16 $${find}\:{factor}: \\ $$$${a}^{\mathrm{10}} +{a}^{\mathrm{5}} +\mathrm{1} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 8353 by Nayon last updated on 09/Oct/16 $$\sqrt{\mathrm{240}+\mathrm{2}\sqrt{\mathrm{14319}}}=? \\ $$ Answered by ridwan balatif last updated on 09/Oct/16 $$\sqrt{\left(\mathrm{111}+\mathrm{129}\right)+\mathrm{2}\sqrt{\mathrm{111}.\mathrm{129}}},\:\mathrm{remember}\::\sqrt{\left({a}+{b}\right)+\mathrm{2}\sqrt{{ab}}}=\sqrt{{a}}+\sqrt{{b}} \\ $$$$\sqrt{\mathrm{111}}+\sqrt{\mathrm{129}} \\ $$$$\mathrm{by}\:\mathrm{using}\:\mathrm{kalkulator},\:\mathrm{i}\:\mathrm{get}…
Question Number 8350 by Nayon last updated on 09/Oct/16 $${solve}: \\ $$$$ \\ $$$$\:\:\:\:\:\:\:\frac{\mathrm{5}}{\mathrm{3}{x}+\mathrm{2}}+\frac{\mathrm{8}}{\mathrm{4}{x}+\mathrm{2}}=\frac{\mathrm{33}}{\mathrm{9}{x}+\mathrm{8}} \\ $$ Answered by Rasheed Soomro last updated on 10/Oct/16 $$\:\frac{\mathrm{5}}{\mathrm{3}{x}+\mathrm{2}}+\frac{\mathrm{8}}{\mathrm{4}{x}+\mathrm{2}}=\frac{\mathrm{33}}{\mathrm{9}{x}+\mathrm{8}}…
Question Number 8351 by Nayon last updated on 09/Oct/16 $$ \\ $$$$\:\:\:{x}^{\mathrm{2}} =\mathrm{816}−\mathrm{64}\sqrt{\mathrm{77}} \\ $$$$\:\:\:{x}=?\left[{write}\:{x}\:{like}\:{a}\sqrt{{c}\:}+{b}\sqrt{\left.{d}\right]}\right. \\ $$$$ \\ $$ Commented by ridwan balatif last updated…
Question Number 73884 by abdusalamyussif@gmail.com last updated on 16/Nov/19 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 8345 by suci last updated on 09/Oct/16 $${y}=\left({x}+\mathrm{2}\right)^{\mathrm{2}} −\mathrm{3} \\ $$$${Translation}\:{T}_{\mathrm{1}} =\begin{pmatrix}{{a}}\\{{b}}\end{pmatrix} \\ $$$${y}'={x}^{\mathrm{2}} \\ $$$${a}=?\:{b}=? \\ $$ Answered by sandy_suhendra last updated…
Question Number 8325 by lepan last updated on 08/Oct/16 $${In}\:\Delta\:{ABC},\angle{A}=\mathrm{90}°\:,\:{AD}\bot{BC},\:{DE}\bot{AC}, \\ $$$${AF}\bot{FG},{GH}\bot{FC}. \\ $$$$\left({a}\right){How}\:{many}\:{triangles}\:{are}\:{there}? \\ $$$$\left({b}\right){If}\:{AB}=\frac{\mathrm{16}}{\mathrm{9}}\:,\:\angle{B}=\mathrm{60}°,{find}\:{the}\:{length} \\ $$$$\:\:\:\:\:\:{of}\:{GH}. \\ $$ Terms of Service Privacy Policy…
Question Number 139388 by mnjuly1970 last updated on 26/Apr/21 Answered by mr W last updated on 26/Apr/21 Commented by mr W last updated on 26/Apr/21…