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Author: Tinku Tara

Solve-the-simultaneous-equation-2x-y-z-8-i-x-2-y-2-2z-2-14-ii-3x-3-4y-3-z-3-195-iii-

Question Number 7330 by Tawakalitu. last updated on 23/Aug/16 $${Solve}\:{the}\:{simultaneous}\:{equation}\: \\ $$$$ \\ $$$$\mathrm{2}{x}\:\:+\:{y}\:\:−\:{z}\:=\:\mathrm{8}\:………\:\left({i}\right) \\ $$$${x}^{\mathrm{2}} \:−\:{y}^{\mathrm{2}} \:+\:\mathrm{2}{z}^{\mathrm{2}} \:=\:\mathrm{14}\:\:……….\left({ii}\right) \\ $$$$\mathrm{3}{x}^{\mathrm{3}} \:+\:\mathrm{4}{y}^{\mathrm{3}} \:+\:{z}^{\mathrm{3}} \:=\:\mathrm{195}\:\:…………\:\left({iii}\right) \\…

Is-it-correct-floor-x-x-x-floor-x-n-n-Z-x-1-lt-n-x-e-g-floor-3-3-floor-3-4-3-floor-2-5-3-floor-pi-4-

Question Number 7326 by sou1618 last updated on 23/Aug/16 $${Is}\:{it}\:{correct}? \\ $$$$\:\:{floor}\left({x}\right)=\lfloor{x}\rfloor=\left[{x}\right] \\ $$$$ \\ $$$$ \\ $$$${floor}\left({x}\right)=\left\{{n}\:\mid\:{n}\in\mathbb{Z}\:,\:{x}−\mathrm{1}<{n}\leqslant{x}\right\} \\ $$$${e}.{g}…. \\ $$$${floor}\left(\mathrm{3}\right)=\mathrm{3} \\ $$$${floor}\left(\mathrm{3}.\mathrm{4}\right)=\mathrm{3} \\…

find-the-value-of-b-and-B-U-A-B-if-U-1-2-3-4-5-6-7-8-9-10-A-2-4-5-6-B-1-5-8-9-is-a-unoin-

Question Number 7323 by rohit meena last updated on 23/Aug/16 $${find}\:{the}\:{value}\:{of} \\ $$$$\Delta'\Lambda\:{b}\:{and}\:\left({B}'{U}\:{A}\right)\:\boldsymbol{\Lambda}\:{B} \\ $$$${if}\:{U}=\left\{\mathrm{1},\mathrm{2},\mathrm{3},\mathrm{4},\mathrm{5},\mathrm{6},\mathrm{7},\mathrm{8},\mathrm{9},\mathrm{10}\right\} \\ $$$${A}=\left\{\mathrm{2},\mathrm{4},\mathrm{5},\mathrm{6}\right\} \\ $$$${B}=\left\{\mathrm{1},\mathrm{5},\mathrm{8},\mathrm{9}\right\} \\ $$$$\Lambda\:{is}\:{a}\:{unoin} \\ $$ Commented by…