Question Number 106594 by mathdave last updated on 06/Aug/20 Commented by ShreeRaghav last updated on 06/Aug/20 $${How}\:{to}\:{insert}\:{a}\:{matrix}\:{and}\:{add}\:{rows}\:{and} \\ $$$${columns}\:{in}\:{it}? \\ $$ Commented by prakash jain…
Question Number 106591 by mathdave last updated on 06/Aug/20 Commented by Her_Majesty last updated on 06/Aug/20 $$\infty\:{is}\:{not}\:{a}\:{number} \\ $$$$\underset{{x}\rightarrow\infty} {{lim}x}!\:\neq\sqrt{\mathrm{2}\pi} \\ $$ Commented by mathdave…
Question Number 106572 by DeepakMahato last updated on 06/Aug/20 Commented by Rasheed.Sindhi last updated on 06/Aug/20 $$\:\:\:\:\underset{−} {\:\:\:\:\:\:\:{Still}\:{another}\:{way}\:\:\:\:\:\:\:\:} \\ $$$${Roots}\left({zeros}\right)\:{of}\:{ax}^{\mathrm{2}} +{bx}+{c}=\mathrm{0} \\ $$$${are}: \\ $$$$\:{x}=\frac{−{b}\pm\sqrt{{b}^{\mathrm{2}}…
Question Number 106559 by MessiasAntonii last updated on 05/Aug/20 $${sen}\left(\mathrm{7}\right)= \\ $$ Commented by bobhans last updated on 06/Aug/20 $$\mathrm{cos}\:\left(\mathrm{14}°\right)=\mathrm{1}−\mathrm{2sin}\:^{\mathrm{2}} \left(\mathrm{7}°\right) \\ $$$$\mathrm{sin}\:\left(\mathrm{7}°\right)=\sqrt{\frac{\mathrm{1}−\mathrm{cos}\:\left(\mathrm{14}°\right)}{\mathrm{2}}}\:\smile\overset{\bullet} {\bullet}\smile \\…
Question Number 106552 by mathdave last updated on 05/Aug/20 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 106548 by mohammad17 last updated on 05/Aug/20 $${lim}_{{x}\rightarrow{C}} \:\frac{\mathrm{2}{x}+{c}}{{x}−{c}} \\ $$ Answered by Rio Michael last updated on 05/Aug/20 $$\:=\:\mathrm{2} \\ $$ Answered…
Question Number 41003 by mondodotto@gmail.com last updated on 30/Jul/18 $$\boldsymbol{\mathrm{The}}\:\boldsymbol{\mathrm{LCM}}\:\boldsymbol{\mathrm{and}}\:\boldsymbol{\mathrm{GCF}}\:\boldsymbol{\mathrm{of}}\:\boldsymbol{{x}},\mathrm{18}\:\boldsymbol{\mathrm{and}}\:\mathrm{60} \\ $$$$\boldsymbol{\mathrm{are}}\:\mathrm{360}\:\boldsymbol{\mathrm{and}}\:\mathrm{6}\:\boldsymbol{\mathrm{respectively}}. \\ $$$$\boldsymbol{\mathrm{find}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{value}}\:\boldsymbol{\mathrm{of}}\:\boldsymbol{{x}} \\ $$ Answered by $@ty@m last updated on 31/Jul/18 $${Let}\:{x}=\mathrm{6}{k} \\…
Question Number 172050 by henderson last updated on 23/Jun/22 Commented by henderson last updated on 23/Jun/22 $$\mathrm{any}\:\mathrm{possibility}\:\mathrm{for}\:\mathrm{this}\:\mathrm{situation}\:??? \\ $$ Commented by greg_ed last updated on…
Question Number 106493 by mohammad17 last updated on 05/Aug/20 $${Solve}? \\ $$$$\left(\mathrm{1}\right){cos}\left(\mathrm{70}\right) \\ $$$$\left(\mathrm{2}\right){cos}\left(\mathrm{10}\right) \\ $$ Commented by malwaan last updated on 05/Aug/20 $${cos}\:\mathrm{10}\:=\:{cos}\:\mathrm{70}\:+\:{cos}\:\mathrm{50} \\…
Question Number 106488 by Algoritm last updated on 05/Aug/20 Commented by Dwaipayan Shikari last updated on 05/Aug/20 $$\:{Q}\mathrm{106379} \\ $$$$\frac{\mathrm{1}.\mathrm{2}^{\mathrm{2}} }{\mathrm{10}}+\frac{\mathrm{2}.\mathrm{3}^{\mathrm{2}} }{\mathrm{10}}+…..=\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{n}\left({n}+\mathrm{1}\right)^{\mathrm{2}} }{\mathrm{10}^{{n}}…