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Category: Algebra

Question-172912

Question Number 172912 by mnjuly1970 last updated on 03/Jul/22 Answered by FongXD last updated on 03/Jul/22 $$\bigstar\:\mathrm{f}\left(\mathrm{x}\right)=\mathrm{f}\left(\mathrm{x}+\mathrm{4n}\right) \\ $$$$\Rightarrow\:\mathrm{f}'\left(\mathrm{x}\right)=\mathrm{f}'\left(\mathrm{x}+\mathrm{4n}\right) \\ $$$$\bigstar\:\mathrm{f}\left(\mathrm{x}\right)=\mathrm{f}\left(\mathrm{x}+\mathrm{1}\right)+\mathrm{f}\left(\mathrm{3x}+\mathrm{2}\right) \\ $$$$\Rightarrow\:\mathrm{f}'\left(\mathrm{x}\right)=\mathrm{f}'\left(\mathrm{x}+\mathrm{1}\right)+\mathrm{3f}'\left(\mathrm{3x}+\mathrm{2}\right) \\ $$$$\bullet\:\mathrm{x}=\mathrm{1},\:\mathrm{f}'\left(\mathrm{1}\right)=\mathrm{f}'\left(\mathrm{2}\right)+\mathrm{3f}'\left(\mathrm{5}\right)=\mathrm{f}'\left(\mathrm{2}\right)+\mathrm{3f}'\left(\mathrm{1}\right)…

BeMath-1-1-1-2-1-3-1-4-1-5-1-6-2-lim-x-0-1-sin-x-1-x-

Question Number 107352 by bemath last updated on 10/Aug/20 $$\:\:\:\:\:\:\:\:\circledcirc\mathcal{B}{e}\mathcal{M}{ath}\circledcirc \\ $$$$\left(\mathrm{1}\right)\mathrm{1}−\frac{\mathrm{1}}{\:\sqrt{\mathrm{2}}}\:+\frac{\mathrm{1}}{\:\sqrt{\mathrm{3}}}−\frac{\mathrm{1}}{\:\sqrt{\mathrm{4}}}+\frac{\mathrm{1}}{\:\sqrt{\mathrm{5}}}−\frac{\mathrm{1}}{\:\sqrt{\mathrm{6}}}+…=? \\ $$$$\left(\mathrm{2}\right)\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left(\mathrm{1}+\mathrm{sin}\:{x}\right)^{\frac{\mathrm{1}}{{x}}} \:? \\ $$ Answered by Dwaipayan Shikari last updated on…

Any-workings-for-this-simultaneous-equation-x-x-y-y-31-equation-i-x-y-5-equation-ii-

Question Number 41813 by Tawa1 last updated on 13/Aug/18 $$\mathrm{Any}\:\mathrm{workings}\:\mathrm{for}\:\mathrm{this}\:\mathrm{simultaneous}\:\mathrm{equation}\:? \\ $$$$\:\:\:\:\:\:\:\:\mathrm{x}^{\mathrm{x}} \:+\:\mathrm{y}^{\mathrm{y}} \:=\:\mathrm{31}\:\:……..\:\mathrm{equation}\:\left(\mathrm{i}\right) \\ $$$$\:\:\:\:\:\:\:\:\:\:\mathrm{x}\:+\:\mathrm{y}\:=\:\mathrm{5}\:\:\:\:\:\:……..\:\mathrm{equation}\:\left(\mathrm{ii}\right) \\ $$ Answered by tanmay.chaudhury50@gmail.com last updated on 13/Aug/18…

Solve-x-3-3x-4-0-how-can-i-know-when-to-use-let-x-y-1-y-

Question Number 41798 by Tawa1 last updated on 12/Aug/18 $$\mathrm{Solve}:\:\:\:\mathrm{x}^{\mathrm{3}} \:−\:\mathrm{3x}\:+\:\mathrm{4}\:=\:\mathrm{0} \\ $$$$\mathrm{how}\:\mathrm{can}\:\mathrm{i}\:\mathrm{know}\:\mathrm{when}\:\mathrm{to}\:\mathrm{use}:\:\:\:\:\mathrm{let}\:\mathrm{x}\:=\:\mathrm{y}\:+\:\frac{\mathrm{1}}{\mathrm{y}} \\ $$ Commented by math khazana by abdo last updated on 13/Aug/18…

x-y-x-95-8-y-x-y-93-8-Find-xy-

Question Number 107313 by bemath last updated on 10/Aug/20 $$\begin{cases}{{x}+{y}\sqrt{{x}}\:=\:\frac{\mathrm{95}}{\mathrm{8}}}\\{{y}+{x}\sqrt{{y}}\:=\:\frac{\mathrm{93}}{\mathrm{8}}}\end{cases}\:.\:\mathcal{F}{ind}\:\sqrt{{xy}} \\ $$ Answered by Her_Majesty last updated on 10/Aug/20 $${answered} \\ $$$${qu}\:\mathrm{106259} \\ $$ Answered…

P-x-3-x-2-x-5-x-P-1-

Question Number 172842 by cortano1 last updated on 02/Jul/22 $$\:\:\:\:\:\:\:{P}\left({x}^{\mathrm{3}} −{x}^{\mathrm{2}} \right)\:=\:{x}^{\mathrm{5}\:} \:+\:{x}\: \\ $$$$\:\:\:\:\:\:{P}\left(−\mathrm{1}\right)=? \\ $$ Commented by greougoury555 last updated on 02/Jul/22 $$\:\Rightarrow{x}^{\mathrm{3}}…