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Author: Tinku Tara

x-y-4-x-2-y-2-4x-4y-2x-2y-8-

Question Number 10012 by konen last updated on 20/Jan/17 $$\mathrm{x}−\mathrm{y}=\mathrm{4}\:\Rightarrow\frac{\mathrm{x}^{\mathrm{2}} −\mathrm{y}^{\mathrm{2}} +\mathrm{4x}−\mathrm{4y}}{\mathrm{2x}+\mathrm{2y}+\mathrm{8}}=? \\ $$ Answered by nume1114 last updated on 21/Jan/17 $$\:\:\:\:\frac{{x}^{\mathrm{2}} −{y}^{\mathrm{2}} +\mathrm{4}{x}−\mathrm{4}{y}}{\mathrm{2}{x}+\mathrm{2}{y}+\mathrm{8}} \\…

Evaluate-n-0-1-5n-1-

Question Number 75547 by TawaTawa last updated on 12/Dec/19 $$\:\:\:\:\:\:\mathrm{Evaluate}:\:\:\:\:\:\underset{\mathrm{n}\:=\:\mathrm{0}} {\overset{\infty} {\sum}}\left(\frac{\mathrm{1}}{\mathrm{5n}\:+\:\mathrm{1}}\right) \\ $$ Commented by mind is power last updated on 13/Dec/19 $$\mathrm{mor}\:\mathrm{generaly} \\…

nice-calculus-n-2-n-n-4-n-

Question Number 141082 by mnjuly1970 last updated on 15/May/21 $$\:\:\:\:\:\:\:\:\:\:\: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:……..\:{nice}\:\:…….\:\:{calculus}\:…….. \\ $$$$\:\:\:\boldsymbol{\phi}:=\underset{{n}=\mathrm{2}} {\overset{\infty} {\sum}}\:\:\frac{\zeta\:\left(\:{n}\:\right)}{{n}\:.\:\mathrm{4}^{{n}} }=? \\ $$$$ \\ $$ Answered by mindispower last…

Calculate-the-lim-x-1-x-x-x-x-x-x-

Question Number 141077 by Opredador last updated on 15/May/21 $$\:{Calculate}\:\:{the}\:\:\underset{{x}\rightarrow\mathrm{1}} {{lim}}\left(\frac{\sqrt{{x}^{{x}} }\:−\:\sqrt{{x}}}{{x}^{{x}} \:−\:{x}}\right). \\ $$ Answered by EDWIN88 last updated on 15/May/21 $$\:\underset{{x}\rightarrow\mathrm{1}} {\mathrm{lim}}\:\frac{\sqrt{\mathrm{x}^{\mathrm{x}} }−\sqrt{\mathrm{x}}}{\mathrm{x}^{\mathrm{x}}…

A-triangle-is-divided-into-four-triangles-and-three-quadrilaterals-by-three-straight-line-segments-for-figure-see-comment-below-The-sum-of-the-perimeters-of-the-three-quadri-laterals-is-25-cm-

Question Number 10006 by RasheedSoomro last updated on 20/Jan/17 $$\mathrm{A}\:\mathrm{triangle}\:\mathrm{is}\:\mathrm{divided}\:\mathrm{into}\:\mathrm{four}\:\mathrm{triangles} \\ $$$$\mathrm{and}\:\mathrm{three}\:\mathrm{quadrilaterals}\:\mathrm{by}\:\mathrm{three}\:\mathrm{straight} \\ $$$$\mathrm{line}\:\mathrm{segments}\left(\mathrm{for}\:\mathrm{figure}\:\mathrm{see}\:\mathrm{comment}\:\mathrm{below}\right). \\ $$$$ \\ $$$$\:^{\bullet} \mathrm{The}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{perimeters}\:\mathrm{of}\:\mathrm{the}\:\mathrm{three}\:\mathrm{quadri}- \\ $$$$\mathrm{laterals}\:\mathrm{is}\:\mathrm{25}\:\mathrm{cm}. \\ $$$$\:^{\bullet} \mathrm{The}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{the}\:\mathrm{perimeters}\:\mathrm{of}\:\mathrm{the}\:\mathrm{four}\:\mathrm{triangles} \\…

x-1-16-1-x-1-8-1-x-1-4-1-x-1-2-1-

Question Number 10005 by konen last updated on 20/Jan/17 $$\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{16}}} +\mathrm{1}\right)\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{8}}} +\mathrm{1}\right)\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{4}}} +\mathrm{1}\right)\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{2}}} +\mathrm{1}\right)=? \\ $$ Answered by mrW1 last updated on 21/Jan/17 $${P}=\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{16}}} +\mathrm{1}\right)\left(\mathrm{x}^{\frac{\mathrm{1}}{\mathrm{8}}}…

An-analyst-was-hired-to-survey-20-students-He-reported-that-6-eat-eba-5-eat-amala-and-7-eat-semovita-9-eat-eba-or-amala-12-amala-or-semovita-and-9-eba-or-semovita-3-eat-all-the-three-food-and-10-

Question Number 10000 by Tawakalitu ayo mi last updated on 20/Jan/17 $$\mathrm{An}\:\mathrm{analyst}\:\mathrm{was}\:\mathrm{hired}\:\mathrm{to}\:\mathrm{survey}\:\mathrm{20}\:\mathrm{students}. \\ $$$$\mathrm{He}\:\mathrm{reported}\:\mathrm{that}\:\mathrm{6}\:\mathrm{eat}\:\mathrm{eba},\:\mathrm{5}\:\mathrm{eat}\:\mathrm{amala}\:\mathrm{and} \\ $$$$\mathrm{7}\:\mathrm{eat}\:\mathrm{semovita}.\:\mathrm{9}\:\mathrm{eat}\:\mathrm{eba}\:\mathrm{or}\:\mathrm{amala},\:\mathrm{12}\:\mathrm{amala} \\ $$$$\mathrm{or}\:\mathrm{semovita}\:\mathrm{and}\:\mathrm{9}\:\mathrm{eba}\:\mathrm{or}\:\mathrm{semovita}.\:\mathrm{3}\:\mathrm{eat}\:\mathrm{all} \\ $$$$\mathrm{the}\:\mathrm{three}\:\mathrm{food}\:\mathrm{and}\:\mathrm{10}\:\mathrm{eat}\:\mathrm{none}.\:\mathrm{After}\:\mathrm{a}\:\mathrm{careful} \\ $$$$\mathrm{analysis}\:\mathrm{of}\:\mathrm{these}\:\mathrm{findings},\:\mathrm{the}\:\mathrm{analyst}\:\mathrm{was}\:\mathrm{fired}. \\ $$$$\mathrm{why}\:??? \\…