Question Number 155130 by mathdanisur last updated on 25/Sep/21 Answered by mr W last updated on 26/Sep/21 Commented by mathdanisur last updated on 26/Sep/21 $$\mathrm{Thank}\:\mathrm{you}\:\boldsymbol{\mathrm{S}}\mathrm{er},\:\mathrm{how}\:\mathrm{proved}\:\mathrm{please}…
Question Number 155126 by tabata last updated on 25/Sep/21 $$\int_{\mathrm{0}} ^{\:\infty} \:{e}^{−\:\beta\:\left(\mathrm{2}{x}+{b}\right)^{\frac{\mathrm{1}}{\boldsymbol{{a}}}} } \:{dx} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 89586 by Asif Hypothesis last updated on 18/Apr/20 $$ \\ $$$$\mathrm{2018}^{\mathrm{2019}} −\mathrm{2019}^{\mathrm{2018}\:} \equiv?\:\left({mod}\:\mathrm{4}\right) \\ $$ Answered by Asif Hypothesis last updated on 18/Apr/20…
Question Number 155106 by mathdanisur last updated on 25/Sep/21 $$\mathrm{Solve}\:\mathrm{for}\:\mathrm{real}\:\mathrm{numbers}: \\ $$$$\begin{cases}{\sqrt{\mathrm{x}+\mathrm{y}}\:-\:\sqrt{\mathrm{x}-\mathrm{y}}\:+\:\sqrt{\mathrm{x}^{\mathrm{2}} -\mathrm{y}^{\mathrm{2}} }\:=\:\mathrm{5}}\\{\mathrm{2x}\:+\:\mathrm{3}\sqrt{\mathrm{x}^{\mathrm{2}} -\mathrm{y}^{\mathrm{2}} }\:=\:\mathrm{19}}\end{cases} \\ $$ Commented by benhamimed last updated on 25/Sep/21…
Question Number 155100 by mathdanisur last updated on 25/Sep/21 $$\mathrm{Determine}\:\mathrm{all}\:\mathrm{triangle}\:\mathrm{with}: \\ $$$$\mathrm{1}.\mathrm{The}\:\mathrm{lengths}\:\mathrm{of}\:\mathrm{sides}\:\mathrm{positive}\:\mathrm{integers} \\ $$$$\:\:\:\:\:\mathrm{and}\:\mathrm{at}\:\mathrm{least}\:\mathrm{one}\:\mathrm{is}\:\mathrm{prime}\:\mathrm{number}. \\ $$$$\mathrm{2}.\mathrm{The}\:\mathrm{semiperimetr}\:\mathrm{is}\:\mathrm{positive}\:\mathrm{integer} \\ $$$$\:\:\:\:\:\mathrm{and}\:\mathrm{area}\:\mathrm{is}\:\mathrm{equal}\:\mathrm{with}\:\mathrm{perimetr}. \\ $$ Commented by MJS_new last updated…
Question Number 155083 by Tawa11 last updated on 25/Sep/21 Answered by physicstutes last updated on 25/Sep/21 $$\left(\mathrm{a}\right)\:{f}\left({x}\right)=\:\frac{\mathrm{2}}{{x}^{\mathrm{2}} }\:,\:{x}\:\neq\mathrm{0} \\ $$$${f}\left({x}\right)\:\mathrm{is}\:\mathrm{not}\:\mathrm{differentiable}\:\mathrm{on}\:−\mathrm{1}<{x}<\mathrm{1} \\ $$$$\left(\mathrm{b}\right)\:{g}\left({x}\right)=\mid{x}\mid\:\mathrm{is}\:\mathrm{not}\:\mathrm{differentiable}\:\mathrm{on} \\ $$$$−\mathrm{1}<{x}<\mathrm{1} \\…
Question Number 24010 by Tinkutara last updated on 11/Nov/17 $$\mathrm{Prove}\:\mathrm{that}\:\underset{{r}=\mathrm{1}} {\overset{\mathrm{2}{n}−\mathrm{1}} {\sum}}\left(−\mathrm{1}\right)^{{r}−\mathrm{1}} \centerdot\frac{{r}}{\:^{\mathrm{2}{n}} {C}_{{r}} }\:=\:\frac{{n}}{{n}\:+\:\mathrm{1}}\:. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 155079 by mathdanisur last updated on 24/Sep/21 Commented by talminator2856791 last updated on 25/Sep/21 $$\:\mathrm{what}\:\mathrm{is}\:\mathrm{meant}\:\mathrm{by}\:\mathrm{k}\:=\:\mathrm{1},\mathrm{n}? \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 155069 by mathdanisur last updated on 24/Sep/21 $$\mathrm{if}\:\:\mathrm{x};\mathrm{y};\mathrm{z}>\mathrm{0}\:\:\mathrm{such}\:\mathrm{that}\:\:\mathrm{x}+\mathrm{y}+\mathrm{z}=\mathrm{3} \\ $$$$\mathrm{and}\:\:\mathrm{0}\leqslant\boldsymbol{\lambda}\leqslant\mathrm{1}\:\:\mathrm{then}\:\mathrm{prove}\:\mathrm{that}: \\ $$$$\frac{\mathrm{x}}{\mathrm{y}^{\mathrm{2}} +\lambda}\:+\:\frac{\mathrm{y}}{\mathrm{z}^{\mathrm{2}} +\lambda}\:+\:\frac{\mathrm{z}}{\mathrm{x}^{\mathrm{2}} +\lambda}\:\geqslant\:\frac{\mathrm{3}}{\lambda+\mathrm{1}} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 155068 by mathdanisur last updated on 24/Sep/21 Terms of Service Privacy Policy Contact: info@tinkutara.com