Question Number 209630 by otchereabdullai@gmail.com last updated on 16/Jul/24 $$\:\:{If}\:{A}\:\:{varies}\:{as}\:{r}^{\mathrm{2}} \:{and}\:{V}\:\:{varies}\:{as}\:{r}^{\mathrm{3}} \\ $$$$\:{find}\:{percentage}\:{increase}\:{in}\:{A}\:{and}\:{V} \\ $$$$\:{if}\:\:{r}\:{is}\:{increased}\:{by}\:\mathrm{20\%} \\ $$ Answered by som(math1967) last updated on 17/Jul/24 $$\:{A}\propto{r}^{\mathrm{2}}…
Question Number 209594 by York12 last updated on 16/Jul/24 $$ \\ $$$$ \\ $$ Commented by justenspi last updated on 16/Jul/24 Terms of Service Privacy…
Question Number 209593 by Adeyemi889 last updated on 16/Jul/24 Commented by mr W last updated on 16/Jul/24 $${what}\:{the}\:{question}\:{said}\:{is}\:{not}\:{clear}. \\ $$ Terms of Service Privacy Policy…
Question Number 209576 by klipto last updated on 15/Jul/24 $$\boldsymbol{\mathrm{select}}\:\boldsymbol{\mathrm{some}}\:\boldsymbol{\epsilon}'\boldsymbol{\mathrm{s}}\:\boldsymbol{\mathrm{and}}\:\boldsymbol{\mathrm{find}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{corresponding}} \\ $$$$\boldsymbol{\mathrm{N}}'\boldsymbol{\mathrm{s}}?\boldsymbol{\mathrm{of}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{series}}: \\ $$$$\underset{\boldsymbol{\mathrm{n}}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{\mathrm{1}}{\mathrm{2}^{\boldsymbol{\mathrm{n}}} } \\ $$$$\boldsymbol{\mathrm{klipto}}−\boldsymbol{\mathrm{quanta}} \\ $$ Terms of Service Privacy…
Question Number 209567 by MrGHK last updated on 15/Jul/24 $$ \\ $$*Bolts are produced in a company using two available methods. A random sample of…
Question Number 209550 by Tony6400 last updated on 14/Jul/24 Answered by Berbere last updated on 15/Jul/24 $$\left.{x}\in\right]−\frac{\pi}{\mathrm{2}},\frac{\pi}{\mathrm{2}}\left[={I};\forall{x}\in{I}\:{cos}\left({x}\right)\geqslant\mathrm{0}\right. \\ $$$$\mathrm{1}+{e}^{−{x}} \geqslant\mathrm{1}\Rightarrow\forall{x}\in{I}\:\:{cos}\left({x}\right)\geqslant\frac{{cos}\left({x}\right)}{\mathrm{1}+{e}^{−{x}} } \\ $$$$\int_{−\frac{\pi}{\mathrm{2}}} ^{\frac{\pi}{\mathrm{2}}} \left({f}\left({x}\right)−{g}\left({x}\right)\right){dx}=\mathscr{A}=\int_{−\frac{\pi}{\mathrm{2}}}…
Question Number 209545 by mahdipoor last updated on 13/Jul/24 $${L}\left({sing}\left(\frac{{dy}}{{dx}}\right)\right)=? \\ $$$${L}\left(\right)\:\:\equiv\:\:{laplas}\:{transfer} \\ $$ Answered by Berbere last updated on 15/Jul/24 $${sing}\left(\frac{{dy}}{{dx}}\right)\:{what}\:{de}\:{you}\:{mean}\:\mathcal{L}\left(\:\mathrm{sin}\:\left({y}'\left({t}\right)\right)..?\right. \\ $$ Commented…
Question Number 209540 by mokys last updated on 13/Jul/24 Answered by Spillover last updated on 13/Jul/24 $$\int\frac{\mathrm{1}}{\mathrm{sin}\:^{\mathrm{6}} {x}+\mathrm{sin}\:^{\mathrm{5}} {x}+\mathrm{sin}\:^{\mathrm{4}} {x}+\mathrm{sin}\:^{\mathrm{3}} {x}+\mathrm{sin}\:^{\mathrm{2}} {x}+\mathrm{sin}\:{x}} \\ $$$$\mathrm{sin}\:^{\mathrm{6}} {x}+\mathrm{sin}\:^{\mathrm{5}}…
Question Number 209521 by mokys last updated on 12/Jul/24 $${find}\:{the}\:{integral}\:\int\:\frac{{dx}}{{x}^{\mathrm{4}} +{a}^{\mathrm{4}} }\:{by}\:{complex}\:{number}\:?\: \\ $$ Answered by mathmax last updated on 14/Jul/24 $${I}=\int\:\frac{{dx}}{{x}^{\mathrm{4}} −{i}^{\mathrm{2}} {a}^{\mathrm{4}} }=\int\frac{{dx}}{\left({x}^{\mathrm{2}}…
Question Number 209520 by Ismoiljon_008 last updated on 12/Jul/24 $$ \\ $$$$\:\:\:{At}\:{what}\:{value}\:{of}\:\:{a}\:{does}\:{the}\:{system} \\ $$$$\:\:\:{of}\:{equations}\:{have}\:\mathrm{4}\:{solutions}\:? \\ $$$$\:\:\:\left\{\:{x}^{\mathrm{2}} −{y}^{\mathrm{2}} =\mathrm{0}\right. \\ $$$$\:\:\:\left\{\left({x}−{a}\right)^{\mathrm{2}} +{y}^{\mathrm{2}} =\mathrm{1}\right. \\ $$$$ \\…