Menu Close

Author: Tinku Tara

The-sides-of-a-triangle-are-x-cm-x-4-cm-x-8-cm-respectively-if-the-cosine-o-the-largest-is-1-5-calculate-the-angles-of-triangle-

Question Number 7142 by Tawakalitu. last updated on 13/Aug/16 $${The}\:{sides}\:{of}\:{a}\:{triangle}\:{are}\:{x}\:{cm},\:\left({x}\:−\:\mathrm{4}\right)\:{cm},\:\left({x}\:−\:\mathrm{8}\right){cm} \\ $$$${respectively}\:.\:{if}\:{the}\:{cosine}\:{o}\:{the}\:{largest}\:{is}\:\frac{\mathrm{1}}{\mathrm{5}}\:,\: \\ $$$${calculate}\:{the}\:{angles}\:{of}\:\:{triangle}. \\ $$$$ \\ $$ Answered by Rasheed Soomro last updated on…

Question-7138

Question Number 7138 by Tawakalitu. last updated on 12/Aug/16 Answered by Yozzii last updated on 13/Aug/16 $${x}^{{x}^{\mathrm{2}} } =\mathrm{3}\:\:\left({x}>\mathrm{0}\right) \\ $$$${Let}\:{x}^{\mathrm{2}} ={e}^{{k}} \Rightarrow{x}={e}^{{k}/\mathrm{2}} \\ $$$$\therefore{e}^{\left({k}/\mathrm{2}\right){e}^{{k}}…

Question-72672

Question Number 72672 by mr W last updated on 31/Oct/19 Commented by mr W last updated on 31/Oct/19 $${find}\:{u}_{{min}} \:{for}\:{the}\:{stone}\:{to}\:{hit}\:{the} \\ $$$${ground}\:{behind}\:{the}\:{sphere}. \\ $$$$\left({see}\:{also}\:{Q}\mathrm{72563},\:{with}\:{thanks}\:{to}\:\right. \\…

Question-138205

Question Number 138205 by Bekzod Jumayev last updated on 11/Apr/21 Commented by Jamshidbek last updated on 11/Apr/21 $$\mathrm{Og}'\mathrm{ayni}\:\mathrm{kun}\:\mathrm{savolini}\:\mathrm{oziz}\:\mathrm{yechmasizmi}? \\ $$$$\mathrm{Yoki}\:\mathrm{kechqurun}\:\mathrm{kanalga}\:\mathrm{tashlanadiku}\:\mathrm{yechim}.\mathrm{O}'\mathrm{shanda} \\ $$$$\mathrm{o}'\mathrm{rganib}\:\mathrm{olardizda} \\ $$ Commented…

Prove-that-3-2-1-5-3-1-5-5-1-5-gt-2-1-4-3-1-4-5-1-4-2-3-5-2-1-3-3-1-3-5-1-3-How-to-prove-it-

Question Number 7135 by Master Moon last updated on 12/Aug/16 $$\boldsymbol{\mathrm{Prove}}\:\boldsymbol{\mathrm{that}} \\ $$$$\:\frac{\mathrm{3}}{\:\sqrt[{\mathrm{5}}]{\mathrm{2}}+\sqrt[{\mathrm{5}}]{\mathrm{3}}+\sqrt[{\mathrm{5}}]{\mathrm{5}}}\:>\:\frac{\sqrt[{\mathrm{4}}]{\mathrm{2}}+\sqrt[{\mathrm{4}}]{\mathrm{3}}+\sqrt[{\mathrm{4}}]{\mathrm{5}}}{\left(\sqrt{\mathrm{2}}+\sqrt{\mathrm{3}}+\sqrt{\mathrm{5}}\right)\left(\sqrt[{\mathrm{3}}]{\mathrm{2}}+\sqrt[{\mathrm{3}}]{\mathrm{3}}+\sqrt[{\mathrm{3}}]{\mathrm{5}}\right)} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\: \\ $$$$\:\:\:{How}\:{to}\:{prove}\:{it}\:? \\ $$ Terms of Service Privacy Policy Contact:…

Question-72671

Question Number 72671 by aliesam last updated on 31/Oct/19 Commented by kaivan.ahmadi last updated on 31/Oct/19 $$\left.{a}\right) \\ $$$$\mid{x}_{{n}+\mathrm{1}} −{x}_{{n}} \mid\leqslant{c}\mid{x}_{{n}} −{x}_{{n}−\mathrm{1}} \mid\leqslant{c}^{\mathrm{2}} \mid{x}_{{n}−\mathrm{1}} −{x}_{{n}−\mathrm{2}}…