Question Number 16904 by richard last updated on 28/Jun/17 $${Proove}\:{that} \\ $$$$\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{m}^{\mathrm{2}} }{{xm}}=\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{{xm}}{{x}^{\mathrm{2}} } \\ $$ Commented by Tinkutara last updated…
Question Number 16769 by tawa tawa last updated on 26/Jun/17 $$\mathrm{2n}\:+\:\mathrm{p}\:=\:\mathrm{w}^{\mathrm{a}} \\ $$$$\mathrm{make}\:\mathrm{a}\:\mathrm{the}\:\mathrm{subject}\:\mathrm{of}\:\mathrm{the}\:\mathrm{formular}. \\ $$ Commented by RasheedSoomro last updated on 26/Jun/17 $$\mathrm{2n}\:+\:\mathrm{p}\:=\:\mathrm{w}^{\mathrm{a}} \\ $$$$\mathrm{log}\left(\mathrm{2n}\:+\:\mathrm{p}\right)\:=\:\mathrm{a}\:\mathrm{log}\left(\mathrm{w}\right)…
Question Number 147837 by peter frank last updated on 23/Jul/21 $${Evaluate} \\ $$$$\int\frac{\mathrm{sin}\:^{\mathrm{8}} \theta−\mathrm{cos}\:^{\mathrm{8}} \theta}{\mathrm{1}−\mathrm{2sin}\:^{\mathrm{2}} \theta\mathrm{cos}\:^{\mathrm{2}} \theta}\:{d}\theta \\ $$$$ \\ $$ Answered by liberty last…
Question Number 82243 by M±th+et£s last updated on 19/Feb/20 Answered by mind is power last updated on 19/Feb/20 $${observation} \\ $$$$\forall{k}\in\mathbb{N}\:,\forall{x}\in\mathbb{R}_{+} \\ $$$$\mathrm{1}…. \\ $$$${x}^{{k}}…
Question Number 147764 by puissant last updated on 23/Jul/21 Answered by Olaf_Thorendsen last updated on 23/Jul/21 $$\mathrm{Le}\:\mathrm{plan}\:\pi\:\mathrm{a}\:\mathrm{pour}\:\mathrm{equation}\:: \\ $$$${x}−{y}+{z}\:=\:\mathrm{2} \\ $$$$\mathrm{Le}\:\mathrm{vecteur}\:\overset{\rightarrow} {\mathrm{N}}\begin{pmatrix}{+\mathrm{1}}\\{−\mathrm{1}}\\{+\mathrm{1}}\end{pmatrix}\:\:\mathrm{est}\:\mathrm{un}\:\mathrm{vecteur} \\ $$$$\mathrm{normal}\:\mathrm{a}\:\pi. \\…
Question Number 16687 by tawa tawa last updated on 25/Jun/17 $$\mathrm{Three}\:\mathrm{consecutive}\:\mathrm{terms}\:\mathrm{of}\:\mathrm{an}\:\mathrm{A}.\mathrm{P}\:\mathrm{form}\:\mathrm{the}\:\mathrm{three}\:\mathrm{consecutive}\:\mathrm{terms}\:\mathrm{of}\:\mathrm{a}\:\mathrm{G}.\mathrm{P}, \\ $$$$\mathrm{If}\:\mathrm{the}\:\mathrm{common}\:\mathrm{ratio}\:\mathrm{of}\:\mathrm{the}\:\mathrm{G}.\mathrm{P}\:\mathrm{forms}\:\mathrm{the}\:\mathrm{common}\:\mathrm{difference}\:\mathrm{of}\:\mathrm{the}\:\mathrm{A}.\mathrm{P}\:\mathrm{by} \\ $$$$\mathrm{adding}\:\mathrm{the}\:\mathrm{first}\:\mathrm{term}\:\mathrm{of}\:\mathrm{the}\:\mathrm{G}.\mathrm{P}\:\mathrm{to}\:\mathrm{itself}.\:\mathrm{Find}\:\mathrm{the}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{fifth}\:\mathrm{term}\:\mathrm{of}\:\mathrm{the}\:\mathrm{G}.\mathrm{P}. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 82225 by M±th+et£s last updated on 19/Feb/20 Commented by mathmax by abdo last updated on 19/Feb/20 $${let}\:{S}_{{n}} =\sum_{{p}={n}+\mathrm{1}} ^{{kn}} \:\frac{\mathrm{1}}{{p}}\:\Rightarrow{S}_{{n}} =\sum_{{p}=\mathrm{1}} ^{{kn}} \:\frac{\mathrm{1}}{{p}}−\sum_{{p}=\mathrm{1}}…
Question Number 147714 by puissant last updated on 22/Jul/21 $$\mathrm{Resoudre} \\ $$$$\mathrm{log}_{\mathrm{a}} \left(\mathrm{x}^{\mathrm{2}} \right)\:>\:\mathrm{log}_{\mathrm{a}^{\mathrm{2}} } \left(\mathrm{3x}−\mathrm{2}\right) \\ $$$$\mathrm{avec}\:\:\mathrm{a}\in\mathbb{R}_{+} \backslash\left\{\mathrm{1}\right\} \\ $$$$\mathrm{NB}:\:\mathrm{a}\:\mathrm{et}\:\mathrm{a}^{\mathrm{2}} \:\mathrm{sont}\:\mathrm{les}\:\mathrm{bases}\:\mathrm{des}\:\mathrm{logarithmes} \\ $$$$\mathrm{des}\:\mathrm{nombres}\:\mathrm{de}\:\mathrm{l}'\mathrm{in}\acute {\mathrm{e}galite}..…
Question Number 16633 by tawa tawa last updated on 24/Jun/17 $$\sqrt{\mathrm{1}}\:.\:\sqrt{\mathrm{2}}\:.\:\sqrt{\mathrm{3}}.\:…\:\sqrt{\mathrm{n}}\:\:=\:\mathrm{S}_{\mathrm{n}} \\ $$$$\mathrm{what}\:\mathrm{is}\:\:\mathrm{S}_{\mathrm{n}} \:? \\ $$ Commented by Arnab Maiti last updated on 02/Jul/17 $$\mathrm{S}_{\mathrm{n}}…
Question Number 82127 by M±th+et£s last updated on 18/Feb/20 Terms of Service Privacy Policy Contact: info@tinkutara.com