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Given-that-y-3-sin-x-4-cos-x-6-2-0-x-2pi-Find-the-smallest-value-of-y-

Question Number 160605 by ZiYangLee last updated on 03/Dec/21 $$\mathrm{Given}\:\mathrm{that}\:{y}=\left(\mathrm{3}\:\mathrm{sin}\:{x}−\mathrm{4}\:\mathrm{cos}\:{x}+\mathrm{6}\right)^{\mathrm{2}} ,\:\mathrm{0}\leqslant{x}\leqslant\mathrm{2}\pi. \\ $$$$\mathrm{Find}\:\mathrm{the}\:\mathrm{smallest}\:\mathrm{value}\:\mathrm{of}\:{y}. \\ $$ Commented by cortano last updated on 03/Dec/21 $$\mathrm{y}=\left[\mathrm{5}\left(\frac{\mathrm{3}}{\mathrm{5}}\mathrm{sin}\:\mathrm{x}−\frac{\mathrm{4}}{\mathrm{5}}\mathrm{cos}\:\mathrm{x}\right)+\mathrm{6}\right]^{\mathrm{2}} \\ $$$$\mathrm{y}=\left[\mathrm{5sin}\:\left(\alpha−\mathrm{x}\right)+\mathrm{6}\right]^{\mathrm{2}}…

Question-160596

Question Number 160596 by Ahmed1hamouda last updated on 03/Dec/21 Answered by Mathspace last updated on 03/Dec/21 $${I}=\int_{{c}} \:\:\frac{{e}^{\mathrm{3}{z}} {sin}\left(\mathrm{2}{z}\right)}{\left(\mathrm{4}{z}−{j}\pi\right)^{\mathrm{3}} }{dz}\:\:{with}\:{c}\rightarrow\mid{z}−{j}\mid=\mathrm{1} \\ $$$${let}\:\varphi\left({z}\right)=\frac{{e}^{\mathrm{3}{z}} {sin}\left(\mathrm{2}{z}\right)}{\left(\mathrm{4}{z}−{j}\pi\right)^{\mathrm{3}} }=\frac{{e}^{\mathrm{3}{z}} {sin}\left(\mathrm{2}{z}\right)}{\mathrm{64}\left({z}−\frac{{j}\pi}{\mathrm{4}}\right)^{\mathrm{3}}…

To-Tinku-Tara-dear-sir-i-experienced-following-issues-1-sometimes-i-got-notification-but-i-didn-t-see-any-update-in-the-corresponding-threads-what-can-be-the-reason-2-when-i-activate-the-filter

Question Number 95059 by mr W last updated on 22/May/20 $${To}\:{Tinku}\:{Tara} \\ $$$${dear}\:{sir}:\:{i}\:{experienced}\:{following}\:{issues}: \\ $$$$\mathrm{1}.\:{sometimes}\:{i}\:{got}\:{notification},\:{but} \\ $$$${i}\:{didn}'{t}\:{see}\:{any}\:{update}\:{in}\:{the} \\ $$$${corresponding}\:{threads}.\:{what}\:{can}\:{be} \\ $$$${the}\:{reason}? \\ $$$$\mathrm{2}.\:{when}\:{i}\:{activate}\:{the}\:{filter}\:{to}\:{show} \\ $$$${bookmarked}\:{posts},\:{only}\:{some}\:{of}\:{the}…

Calculate-1-lim-x-x-ln-x-2-1-1-e-x-3-2-lim-x-x-3-5-x-2-2-x-1-x-2-1-

Question Number 160580 by LEKOUMA last updated on 02/Dec/21 $${Calculate}\: \\ $$$$\mathrm{1}.\:\underset{{x}\rightarrow+\infty} {\mathrm{lim}}\frac{{x}\sqrt{\mathrm{ln}\:\left({x}^{\mathrm{2}} +\mathrm{1}\right)}}{\mathrm{1}+{e}^{{x}−\mathrm{3}} } \\ $$$$\mathrm{2}.\:\underset{{x}\rightarrow+\infty} {\mathrm{lim}}\left(\frac{{x}^{\mathrm{3}} +\mathrm{5}}{{x}^{\mathrm{2}} +\mathrm{2}}\right)^{\frac{{x}+\mathrm{1}}{{x}^{\mathrm{2}} +\mathrm{1}}} \\ $$ Terms of…

Calculate-1-lim-x-0-2e-x-x-1-1-x-2-1-x-2-lim-x-0-1-x-2-x-1-x-3-x-1-x-2-

Question Number 160569 by LEKOUMA last updated on 02/Dec/21 $${Calculate}\: \\ $$$$\mathrm{1}.\:\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left[\mathrm{2}{e}^{\frac{{x}}{{x}+\mathrm{1}}} −\mathrm{1}\right]^{\frac{{x}^{\mathrm{2}} +\mathrm{1}}{{x}}} \\ $$$$\mathrm{2}.\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left(\frac{\mathrm{1}+{x}×\mathrm{2}^{{x}} }{\mathrm{1}+{x}×\mathrm{3}^{{x}} }\right)^{\frac{\mathrm{1}}{{x}^{\mathrm{2}} }} \\ $$$$ \\ $$…