Question Number 23138 by math solver last updated on 26/Oct/17 Commented by math solver last updated on 26/Oct/17 $$\mathrm{q}.\mathrm{4}? \\ $$ Answered by ajfour last…
Question Number 23133 by tawa tawa last updated on 26/Oct/17 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{minimum}\:\mathrm{surface}\:\mathrm{area}\:\mathrm{of}\:\mathrm{a}\:\mathrm{solid}\:\mathrm{circular}\:\mathrm{cylinder}\:,\:\:\mathrm{if}\:\mathrm{its}\:\mathrm{volume}\:\mathrm{is} \\ $$$$\mathrm{16}\pi\:\mathrm{cm}^{\mathrm{3}} \:\:\:\left(\mathrm{leave}\:\mathrm{your}\:\mathrm{answer}\:\mathrm{in}\:\mathrm{terms}\:\mathrm{of}\:\pi\right) \\ $$ Answered by ajfour last updated on 26/Oct/17 $${S}=\mathrm{2}\pi{rh}+\mathrm{2}\pi{r}^{\mathrm{2}} \\…
Question Number 23122 by math solver last updated on 26/Oct/17 Commented by math solver last updated on 26/Oct/17 $$\mathrm{q}.\mathrm{2}\:? \\ $$ Commented by math solver…
Question Number 23106 by kasiulka202 last updated on 26/Oct/17 $${Is}\:\mathrm{2}\left({x}+\mathrm{1}\right)\:{had}\:{a}\:{x}=\mathrm{3} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 23050 by jazary last updated on 25/Oct/17 $${how}\:{can}\:{demonstred}\:{that}\: \\ $$$$\:\:\:\forall{a},{b},{c}\in\mathbb{N}\: \\ $$$${a}^{\mathrm{2}} +{b}^{\mathrm{2}} ={c}^{\mathrm{2}} \:\:\Rightarrow \\ $$$${abc}\equiv\mathrm{0}\left[\mathrm{60}\right]\:\: \\ $$ Answered by Rasheed.Sindhi last…
Question Number 23034 by tawa tawa last updated on 25/Oct/17 Commented by tawa tawa last updated on 25/Oct/17 $$\mathrm{please}\:\mathrm{help}.\: \\ $$ Terms of Service Privacy…
Question Number 88541 by ajfour last updated on 11/Apr/20 Commented by ajfour last updated on 11/Apr/20 $${The}\:{two}\:{shown}\:{spheres},\:{each}\:{of} \\ $$$${radius}\:{r}\:{are}\:{tangent}\:{to}\:{each}\:{other} \\ $$$${and}\:{to}\:{the}\:{faces}\:{of}\:{a}\:{dihedral}\: \\ $$$${angle}\:\alpha.\:{Find}\:{the}\:{radius}\:{of}\:{the} \\ $$$${sphere}\:{that}\:{is}\:{tangent}\:{to}\:{the}…
Question Number 154020 by mnjuly1970 last updated on 13/Sep/21 Commented by mr W last updated on 13/Sep/21 $${i}\:{think}\:{there}\:{is}\:{not}\:{enough}\:{info}. \\ $$ Commented by mr W last…
Question Number 88487 by I want to learn more last updated on 11/Apr/20 Commented by I want to learn more last updated on 11/Apr/20 $$\mathrm{Please}\:\mathrm{help}.…
Question Number 88479 by Ar Brandon last updated on 10/Apr/20 $${Consider}\:{the}\:{transformation}\:\boldsymbol{{f}}\:{of}\:{the}\:{plane}\:{with}\:{all}\:{points} \\ $$$$\boldsymbol{{M}}\:{wity}\:{affix}\:\boldsymbol{{z}}\:{mapped}\:{to}\:{the}\:{point}\:\boldsymbol{{M}}\:'\:{with}\:{affix}\:\boldsymbol{{z}}\:' \\ $$$${such}\:{that}\:\boldsymbol{{z}}\:'=−\left(\sqrt{\mathrm{3}}+{i}\right){z}−\mathrm{1}+{i}\left(\mathrm{1}+\sqrt{\mathrm{3}}\right) \\ $$$$\left.\mathrm{1}\right)\:{Given}\:\boldsymbol{{M}}_{\mathrm{0}} \:{the}\:{point}\:\boldsymbol{{z}}_{\mathrm{0}} =\frac{\sqrt{\mathrm{3}}}{\mathrm{4}}+\frac{\mathrm{3}}{\mathrm{4}}{i} \\ $$$${calculate}\:\boldsymbol{{AM}}_{\mathrm{0}} \:{and}\:{deduce}\:{the}\:{angle}\:{in}\:{radians} \\ $$$$\left({Taking}\:\boldsymbol{{A}}\:{as}\:{the}\:{center}\:{of}\:{the}\:{transformation}\right) \\…