Question Number 130698 by liberty last updated on 28/Jan/21 $$\mathrm{What}\:\mathrm{exact}\:\mathrm{value}\:\mathrm{of}\:\:\mathrm{cot}\:\left(\mathrm{1120}°−\mathrm{x}\right) \\ $$$$\mathrm{where}\:\mathrm{csc}\:\mathrm{x}\:=\:\mathrm{3} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 130699 by LYKA last updated on 28/Jan/21 Answered by MJS_new last updated on 28/Jan/21 $${z}=\mathrm{ln}\:\left({x}−\mathrm{2}{y}+\mathrm{3}\right) \\ $$$${x}−\mathrm{2}{y}+\mathrm{3}>\mathrm{0}\:\Leftrightarrow\:{y}<\frac{{x}}{\mathrm{2}}+\frac{\mathrm{3}}{\mathrm{2}}\wedge{x}\in\mathbb{R}\:\Rightarrow\:{z}\in\mathbb{R} \\ $$ Terms of Service Privacy…
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Question Number 130696 by LYKA last updated on 28/Jan/21 Answered by mathmax by abdo last updated on 28/Jan/21 $$\mathrm{let}\:\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)=\frac{\mathrm{x}^{\mathrm{2}} −\mathrm{y}^{\mathrm{2}} }{\mathrm{x}^{\mathrm{2}} \:+\mathrm{y}^{\mathrm{2}} }\:\Rightarrow\mathrm{lim}_{\mathrm{x}\rightarrow\mathrm{0}} \mathrm{f}\left(\mathrm{x},\mathrm{x}\right)=\mathrm{lim}_{\mathrm{x}\rightarrow\mathrm{0}} \frac{\mathrm{x}^{\mathrm{2}}…
Question Number 130692 by mnjuly1970 last updated on 28/Jan/21 $$\:….\:{ordinary}\:{differential}\:{equation}…. \\ $$$$\:{find}\:{the}\:{general}\:{solution}\::: \\ $$$$\:\:\:\:\:\:\frac{{dy}}{{dx}}={e}^{{y}} {cos}\left({x}\right)+{cot}\left({x}\right) \\ $$$$ \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 130693 by mnjuly1970 last updated on 28/Jan/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:…\:{nice}\:\:\:{calculus}… \\ $$$$\:\:\:{evaluate}\::: \\ $$$$\:\:\:\:\:\: =\int_{\mathrm{0}} ^{\:\infty} \frac{{sin}\left({x}\right)}{{e}^{{x}} −\mathrm{1}}\:{dx}\:=?? \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:……………….. \\ $$ Answered by mnjuly1970…
Question Number 65153 by Tawa1 last updated on 25/Jul/19 Commented by Tony Lin last updated on 25/Jul/19 Commented by Tawa1 last updated on 25/Jul/19 $$\mathrm{God}\:\mathrm{bless}\:\mathrm{you}\:\mathrm{sir}…
Question Number 130689 by liberty last updated on 28/Jan/21 $$ \\ $$$$\mathrm{Mr}.\:\mathrm{Rahmat}\:\mathrm{decided}\:\mathrm{to}\:\mathrm{create}\:\mathrm{a}\:\mathrm{password}\: \\ $$$$\mathrm{with}\:\mathrm{the}\:\mathrm{form}\:\mathrm{numbers}\:\mathrm{and}\:\mathrm{letterse} \\ $$$$\mathrm{intermittntly}\:\:\mathrm{intermittent}\:\left(\:\mathrm{can}\:\mathrm{also}\:\mathrm{be}\right. \\ $$$$\left.\mathrm{letters}\:\mathrm{and}\:\mathrm{numbers}\:\mathrm{intermittently}\right)\:\mathrm{but}\:\mathrm{no} \\ $$$$\mathrm{nmbers}\:\mathrm{and}\:\mathrm{letters}\:\mathrm{are}\:\mathrm{the}\:\mathrm{same}.\:\mathrm{It}\: \\ $$$$\mathrm{chooses}\:\mathrm{to}\:\mathrm{use}\:\mathrm{numbers}\:\mathrm{on}\:\mathrm{the}\:\mathrm{set}\:\:\left\{\mathrm{2},\:\mathrm{5},\:\mathrm{8},\:\mathrm{9}\right\}\: \\ $$$$\mathrm{and}\:\mathrm{selects}\:\mathrm{the}\:\mathrm{letters}\:\mathrm{on}\:\mathrm{the}\:\mathrm{set}\:\left\{\:\mathrm{A},\:\mathrm{X},\:\mathrm{Y},\:\mathrm{W},\mathrm{Z}\right\}\: \\…
Question Number 130684 by mathmax by abdo last updated on 28/Jan/21 $$\left.\mathrm{1}\right)\mathrm{calculate}\:\int\:\frac{\mathrm{dx}}{\left(\mathrm{x}−\mathrm{1}\right)\left(\mathrm{x}−\mathrm{2}\right)….\left(\mathrm{x}−\mathrm{n}\right)}\:\:\:\left(\:\mathrm{n}\:\mathrm{integr}\:\mathrm{natural}\right) \\ $$$$\left.\mathrm{2}\right)\:\mathrm{find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\:\mathrm{U}_{\mathrm{n}} =\int_{\mathrm{n}+\mathrm{1}} ^{\infty} \:\frac{\mathrm{dx}}{\left(\mathrm{x}−\mathrm{1}\right)\left(\mathrm{x}−\mathrm{2}\right)….\left(\mathrm{x}−\mathrm{n}\right)} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 130685 by EDWIN88 last updated on 28/Jan/21 $${How}\:{many}\:{password}\:{containing} \\ $$$$\mathrm{6}\:{characters}\:{of}\:{the}\:{letters}\:{in}\:{the}\: \\ $$$${word}\:''\:{Move}\:{Now}\:''\:? \\ $$ Answered by liberty last updated on 28/Jan/21 $$\mathrm{case}\left(\mathrm{1}\right)\:\underset{−} {\mathrm{O}}\underset{−}…