Question Number 116090 by oustmuchiya@gmail.com last updated on 30/Sep/20 $${what}\:{is}\:\mathrm{3}\frac{\mathrm{7}}{\mathrm{8}}{hrs}? \\ $$ Answered by 1549442205PVT last updated on 01/Oct/20 $$\mathrm{I}\:\mathrm{think}\:\mathrm{that}\:\mathrm{it}\:\mathrm{is}\:\mathrm{3}\:\mathrm{hours}\:\mathrm{and} \\ $$$$\mathrm{52minutes}\:\mathrm{and}\:\mathrm{30}\:\mathrm{second} \\ $$ Terms…
Question Number 50553 by mondodotto@gmail.com last updated on 17/Dec/18 $$\boldsymbol{\mathrm{find}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{area}}\:\boldsymbol{\mathrm{of}}\:\boldsymbol{\mathrm{triangle}}\:\boldsymbol{\mathrm{given}} \\ $$$$\boldsymbol{\mathrm{P}}\left(\boldsymbol{{x}}_{\mathrm{1}} ,\boldsymbol{{y}}_{\mathrm{1}} \right)\:\boldsymbol{\mathrm{Q}}\left(\boldsymbol{{x}}_{\mathrm{2}} ,\boldsymbol{{y}}_{\mathrm{2}} \right)\:\boldsymbol{\mathrm{and}}\:\boldsymbol{\mathrm{R}}\left(\boldsymbol{{x}}_{\mathrm{3}} ,\boldsymbol{{y}}_{\mathrm{3}} \right) \\ $$ Commented by tanmay.chaudhury50@gmail.com last updated…
Question Number 116087 by Eric002 last updated on 30/Sep/20 $${soit}\:{f}\:{la}\:{fonction}\:{d}\acute {{e}finie}\:{sur}\left[\mathrm{0},\mathrm{2}\right]\:{par}\: \\ $$$${f}\left({x}\right)=\mathrm{3}\:\:\:{si}\:{x}\in\left[\mathrm{0},\mathrm{2}\right]\cap\mathbb{Q} \\ $$$${f}\left({x}\right)=\mathrm{1}\:\:\:{si}\:{x}\in\left[\mathrm{0},\mathrm{2}\right]\cap\mathbb{R}\backslash\mathbb{Q} \\ $$ Commented by Henri Boucatchou last updated on 01/Oct/20…
Question Number 50549 by Gulay last updated on 17/Dec/18 $$\mathrm{3}\left(\mathrm{x}−\mathrm{3}\right)+\mathrm{5}=\mathrm{4x}−\left(\mathrm{x}+\mathrm{4}\right) \\ $$$$\mathrm{sir}\:\mathrm{plz}\:\mathrm{help}\:\mathrm{me} \\ $$$$ \\ $$ Answered by tanmay.chaudhury50@gmail.com last updated on 17/Dec/18 $$ \\…
Question Number 50547 by Pk1167156@gmail.com last updated on 17/Dec/18 Answered by behi83417@gmail.com last updated on 17/Dec/18 $$\mathrm{35}+\mathrm{2}\left({xy}+{yz}+{zx}\right)=\mathrm{1} \\ $$$$\Rightarrow{xy}+{yz}+{zx}=−\mathrm{17}\Rightarrow{xy}=−\mathrm{17}−{z}\left({y}+{x}\right) \\ $$$$\left({x}+{y}\right)\left({x}^{\mathrm{2}} +{y}^{\mathrm{2}} −{xy}\right)+{z}^{\mathrm{3}} =\mathrm{97} \\…
Question Number 181603 by SANOGO last updated on 27/Nov/22 $${calcul}\:\:\underset{{n}=\mathrm{1}} {\overset{+{oo}} {\sum}}{U}_{{n}} : \\ $$$${U}_{{n}} =\frac{\mathrm{1}}{{n}}\left({E}\left(\sqrt{{n}+\mathrm{1}}\:−{E}\left(\sqrt{{n}}\:\right)\right.\right. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 116061 by MWSuSon last updated on 30/Sep/20 $$\mathrm{Kent}\:\mathrm{Mark}\:\mathrm{is}\:\mathrm{running}\:\mathrm{for}\:\mathrm{class}\:\mathrm{president}. \\ $$$$\mathrm{Assume}\:\mathrm{that}\:\mathrm{there}\:\mathrm{are}\:\mathrm{a}\:\mathrm{total}\:\mathrm{of}\:\mathrm{n}\:\mathrm{ca}− \\ $$$$\mathrm{ndidates}\:\mathrm{running},\:\mathrm{where}\:\mathrm{n}\:\mathrm{is}\:\mathrm{a}\:\mathrm{natu}− \\ $$$$\mathrm{ral}\:\mathrm{number}. \\ $$$$\mathrm{After}\:\mathrm{the}\:\mathrm{votes}\:\mathrm{are}\:\mathrm{tallied},\:\mathrm{Kent}\:\mathrm{Mark} \\ $$$$\mathrm{is}\:\mathrm{told}\:\mathrm{only}\:\mathrm{the}\:\mathrm{fraction}\:\mathrm{of}\:\mathrm{votes}\:\mathrm{that}\:\mathrm{he} \\ $$$$\mathrm{recieved}. \\ $$$$\mathrm{Suppose}\:\mathrm{he}\:\mathrm{recieved}\:\mathrm{less}\:\mathrm{than}\:\frac{\mathrm{1}}{\mathrm{n}}\:\mathrm{of}\:\mathrm{the} \\…
Question Number 181599 by CrispyXYZ last updated on 27/Nov/22 $${f}\left({x}\right)\:\mathrm{is}\:\mathrm{a}\:\mathrm{strictly}\:\mathrm{monotonic}\:\mathrm{function}\:\mathrm{in}\:\mathrm{its}\:\mathrm{domain}\:\left(\mathrm{0},\:+\infty\right) \\ $$$$\mathrm{such}\:\mathrm{that}\:\forall{x}>\mathrm{0},\:{f}\left({f}\left({x}\right)−\frac{\mathrm{1}}{{x}}\right)=\mathrm{2}. \\ $$$$\mathrm{Find}\:{f}\left({x}\right). \\ $$ Answered by mr W last updated on 27/Nov/22 $${f}\left({x}\right)−\frac{\mathrm{1}}{{x}}={t}…
Question Number 116051 by Hassen_Timol last updated on 30/Sep/20 $$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{modulus}\:\mathrm{and}\:\mathrm{the}\:\mathrm{argument} \\ $$$$\mathrm{of}\:\:\:\mathrm{1}+{i}\left(\mathrm{1}+\sqrt{\mathrm{2}}\right)\:\:? \\ $$ Answered by Dwaipayan Shikari last updated on 30/Sep/20 $$\mathrm{z}=\mathrm{1}+\mathrm{i}\left(\mathrm{1}+\sqrt{\mathrm{2}}\right) \\ $$$$\mid\mathrm{z}\mid=\sqrt{\mathrm{1}+\mathrm{1}+\mathrm{2}+\mathrm{2}\sqrt{\mathrm{2}}}=\sqrt{\mathrm{4}+\mathrm{2}\sqrt{\mathrm{2}}}\:…
Question Number 181572 by amin96 last updated on 26/Nov/22 $$ \\ $$$$\mathrm{2}\:\boldsymbol{\Delta}\:\mathrm{5}=\mathrm{49} \\ $$$$\mathrm{3}\:\boldsymbol{\Delta}\:\mathrm{4}=\mathrm{36} \\ $$$$\mathrm{4}\:\boldsymbol{\Delta}\:\mathrm{5}=\mathrm{81} \\ $$$$\mathrm{5}\:\boldsymbol{\Delta}\:\mathrm{5}=? \\ $$$$ \\ $$ Terms of Service…