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Category: Differentiation

0-pi-2-x-tanx-dx-

Question Number 129490 by 676597498 last updated on 16/Jan/21 $$\int_{\mathrm{0}} ^{\:\frac{\pi}{\mathrm{2}}} \mathrm{x}\sqrt{\mathrm{tanx}}\mathrm{dx} \\ $$ Answered by mnjuly1970 last updated on 16/Jan/21 $$\:\Omega=\int_{\mathrm{0}} ^{\:\frac{\pi}{\mathrm{2}}} {x}.{sin}^{\frac{\mathrm{1}}{\mathrm{2}}} \left({x}\right).{cos}^{\frac{\mathrm{1}}{\mathrm{2}}}…

If-x-and-y-satisfy-of-equation-x-1-2-y-1-2-5-then-maximum-value-of-x-y-1-equal-to-

Question Number 129462 by bemath last updated on 16/Jan/21 $$\mathrm{If}\:\mathrm{x}\:\mathrm{and}\:\mathrm{y}\:\mathrm{satisfy}\:\mathrm{of}\:\mathrm{equation}\: \\ $$$$\:\left(\mathrm{x}−\mathrm{1}\right)^{\mathrm{2}} +\left(\mathrm{y}+\mathrm{1}\right)^{\mathrm{2}} =\mathrm{5}\:\mathrm{then}\:\mathrm{maximum} \\ $$$$\mathrm{value}\:\mathrm{of}\:\frac{\mathrm{x}}{\mathrm{y}+\mathrm{1}}\:\mathrm{equal}\:\mathrm{to}\:?\: \\ $$ Commented by bramlexs22 last updated on 16/Jan/21…

Solve-the-ODE-s-using-lipschitz-condition-with-constant-k-1-f-x-y-x-2-x-y-2-f-x-y-x-y-

Question Number 129445 by Engr_Jidda last updated on 15/Jan/21 $${Solve}\:{the}\:{ODE}'{s}\:{using}\:{lipschitz}\:{condition} \\ $$$${with}\:{constant}\:{k}. \\ $$$$\left.\mathrm{1}\right)\:{f}\left({x},{y}\right)={x}^{\mathrm{2}} \varrho^{{x}+{y}} \\ $$$$\left.\mathrm{2}\right)\:{f}\left({x},{y}\right)={x}\mid{y}\mid \\ $$ Terms of Service Privacy Policy Contact:…

If-x-and-y-satisfy-the-equation-x-2-2-y-2-3-what-is-the-maximum-value-of-y-x-

Question Number 129344 by bramlexs22 last updated on 15/Jan/21 $$\:\mathrm{If}\:\mathrm{x}\:\mathrm{and}\:\mathrm{y}\:\mathrm{satisfy}\:\mathrm{the}\:\mathrm{equation}\: \\ $$$$\:\left(\mathrm{x}−\mathrm{2}\right)^{\mathrm{2}} +\mathrm{y}^{\mathrm{2}} \:=\:\mathrm{3}\:,\:\mathrm{what}\:\mathrm{is}\:\mathrm{the}\:\mathrm{maximum} \\ $$$$\mathrm{value}\:\mathrm{of}\:\frac{\mathrm{y}}{\mathrm{x}}\:? \\ $$ Answered by liberty last updated on 15/Jan/21…

Prove-that-if-f-is-such-as-f-x-f-x-x-1-x-f-x-and-f-1-0-but-f-Then-f-is-the-unique-bijection-from-R-to-R-and-lim-x-0-f-x-and-lim-x-0-xf-x-0-0-f-1-

Question Number 129319 by snipers237 last updated on 14/Jan/21 $${Prove}\:{that}\: \\ $$$$\:{if}\:{f}\:{is}\:{such}\:{as}\:{f}\:'\left({x}\right)=\frac{{f}\left({x}\right)}{{x}\left(\mathrm{1}−{x}−{f}\left({x}\right)\right)} \\ $$$${and}\:{f}\left(\mathrm{1}\right)=\mathrm{0}\:{but}\:{f}\:\ncong\Theta\:.\:{Then} \\ $$$$\:\bigstar\:{f}\:{is}\:{the}\:{unique}\:{bijection}\:{from}\:\mathbb{R}^{\ast} \:{to}\:\mathbb{R}\:{and}\: \\ $$$$\:\bigstar\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:{f}\left({x}\right)=+\infty\:\:{and}\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}{xf}\left({x}\right)=\mathrm{0} \\ $$$$\:\bigstar\:\int_{\mathrm{0}} ^{+\infty} {f}^{−\mathrm{1}}…

nice-calculus-evsluate-n-0-1-n-n-3-2-2-n-2n-2-

Question Number 129272 by mnjuly1970 last updated on 14/Jan/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:…\:{nice}\:\:{calculus}… \\ $$$$\:\:\:{evsluate}:: \\ $$$$\:\:\:\:\:\Omega=\underset{{n}=\mathrm{0}} {\overset{\infty} {\sum}}\left(−\mathrm{1}\right)^{{n}} \:\left(\frac{\Gamma\left({n}+\frac{\mathrm{3}}{\mathrm{2}}\right)}{\mathrm{2}^{{n}} \:\Gamma\left(\:\mathrm{2}{n}\:+\mathrm{2}\right)}\right)=??? \\ $$$$ \\ $$ Answered by Dwaipayan…