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Author: Tinku Tara

s-a-2-a-2-d-2-b-a-2-b-2-a-2-2-b-2-c-b-2-2-c-d-p-a-a-2-d-a-b-b-2-a-2-b-c-b-2-Find-a-b-c-or-d-in-terms-of-s-if-p-is-maxim

Question Number 63090 by ajfour last updated on 28/Jun/19 $${s}=\sqrt{{a}^{\mathrm{2}} +\left({a}^{\mathrm{2}} −{d}\right)^{\mathrm{2}} }+\sqrt{\left({b}−{a}\right)^{\mathrm{2}} +\left({b}^{\mathrm{2}} −{a}^{\mathrm{2}} \right)^{\mathrm{2}} } \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:+\sqrt{{b}^{\mathrm{2}} +\left({c}−{b}^{\mathrm{2}} \right)^{\mathrm{2}} }+{c}−{d} \\ $$$$\:{p}=\:{a}\left({a}^{\mathrm{2}} −{d}\right)+\left({a}+{b}\right)\left({b}^{\mathrm{2}}…

lim-x-0-x-2-1-x-2-1-2000x-5-2000x-5-

Question Number 128624 by john_santu last updated on 09/Jan/21 $$\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\mid\mathrm{x}^{\mathrm{2}} +\mathrm{1}\mid−\mid\mathrm{x}^{\mathrm{2}} −\mathrm{1}\mid}{\mid\mathrm{2000x}+\mathrm{5}\mid−\mid\mathrm{2000x}−\mathrm{5}\mid}\:=? \\ $$ Answered by liberty last updated on 09/Jan/21 $$\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\left(\mathrm{x}^{\mathrm{2}} +\mathrm{1}\right)+\left(\mathrm{x}^{\mathrm{2}}…

Question-128620

Question Number 128620 by Ahmed1hamouda last updated on 08/Jan/21 Answered by TheSupreme last updated on 09/Jan/21 $${u}={x}+{y} \\ $$$${v}={x}−{y} \\ $$$${x}=\frac{{u}+{v}}{\mathrm{2}} \\ $$$${y}=\frac{{u}−{v}}{\mathrm{2}} \\ $$$${J}=\begin{bmatrix}{\frac{\mathrm{1}}{\mathrm{2}}\:\:\:\:\:\frac{\mathrm{1}}{\mathrm{2}}}\\{\frac{\mathrm{1}}{\mathrm{2}}\:−\frac{\mathrm{1}}{\mathrm{2}}}\end{bmatrix}…