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Author: Tinku Tara

Question-20230

Question Number 20230 by ajfour last updated on 24/Aug/17 Commented by ajfour last updated on 27/Aug/17 $${Find}\:{the}\:{area}\:{of}\:{that}\:{part}\:{of}\:{the} \\ $$$${surface}\:{of}\:{the}\:{sphere}\:: \\ $$$${x}^{\mathrm{2}} +{y}^{\mathrm{2}} +{z}^{\mathrm{2}} ={a}^{\mathrm{2}} \:{which}\:{is}\:{cut}\:{out}\:{by}…

Question-151294

Question Number 151294 by Jonathanwaweh last updated on 19/Aug/21 Answered by ArielVyny last updated on 20/Aug/21 $$\left({a}+{b}+{c}\right)=\mathrm{1}\rightarrow{a}^{\mathrm{2}} +{a}\left({b}+{c}\right)+{b}\left({a}+{c}\right)+{b}^{\mathrm{2}} +{c}^{\mathrm{2}} +{c}\left({b}+{a}\right) \\ $$$${a}^{\mathrm{2}} +{b}^{\mathrm{2}} +{c}^{\mathrm{2}} +\mathrm{2}{ab}+\mathrm{2}{ac}+\mathrm{2}{bc}=\mathrm{1}…

if-a-3-x-1-b-3-y-2-c-3-z-1-1-5-find-abc-

Question Number 151284 by mathdanisur last updated on 19/Aug/21 $$\mathrm{if}\:\:\frac{\mathrm{a}}{\mathrm{3}^{\boldsymbol{\mathrm{x}}-\mathrm{1}} }\:=\:\frac{\mathrm{b}}{\mathrm{3}^{\boldsymbol{\mathrm{y}}+\mathrm{2}} }\:=\:\frac{\mathrm{c}}{\mathrm{3}^{\boldsymbol{\mathrm{z}}-\mathrm{1}} }\:=\:\frac{\mathrm{1}}{\mathrm{5}} \\ $$$$\mathrm{find}\:\:\mathrm{abc}\:=\:? \\ $$ Answered by Rasheed.Sindhi last updated on 19/Aug/21 $$\mathrm{a}=\frac{\mathrm{3}^{\mathrm{x}−\mathrm{1}}…