Question Number 161408 by mathlove last updated on 17/Dec/21 Commented by som(math1967) last updated on 17/Dec/21 $$\mathrm{9} \\ $$ Answered by behi834171 last updated on…
Question Number 95843 by john santu last updated on 28/May/20 $$\frac{\left(\sqrt{\mathrm{3x}−\mathrm{7}}\right)^{\mathrm{2}} −\mathrm{2}}{\mathrm{x}−\mathrm{3}}\:\leqslant\:\frac{\mathrm{3}−\left(\sqrt{\mathrm{x}}\right)^{\mathrm{2}} }{\mathrm{x}−\mathrm{3}}\: \\ $$$$\mathrm{find}\:\mathrm{the}\:\mathrm{solution}\: \\ $$ Answered by john santu last updated on 28/May/20…
Question Number 161371 by Riteshllb last updated on 17/Dec/21 $$\:\mathrm{1}.{The}\:{Trapejoidal}\:{Rule} \\ $$$$\int_{{x}_{{o}} } ^{{x}_{{o}} +{nh}} {ydx}=\frac{{h}}{\mathrm{2}}\left[\left({y}_{{o}} +{y}_{{n}} \right)+\mathrm{2}\left({y}_{\mathrm{1}} +{y}_{\mathrm{2}} +{y}_{\mathrm{3}} ….\right]\right. \\ $$ Terms of…
Question Number 161366 by mr W last updated on 17/Dec/21 $$\left[{similar}\:{question}\:{reposted}\right] \\ $$$${if}\:{a}+\frac{\mathrm{3}}{{b}}={b}+\frac{\mathrm{3}}{{c}}={c}+\frac{\mathrm{3}}{{a}}\:{with}\:{a}\neq{b}\neq{c} \\ $$$${and}\:{a},{b},{c}\:\in\:\mathbb{R}.\:{find}\:\left({abc}\right)^{\mathrm{2}} =? \\ $$ Answered by 1549442205PVT last updated on 18/Dec/21…
Question Number 161353 by HongKing last updated on 16/Dec/21 $$\mathrm{Prove}\:\mathrm{that}: \\ $$$$\underset{\boldsymbol{\mathrm{n}}=\mathrm{0}} {\overset{\infty} {\sum}}\:\frac{\left(-\mathrm{1}\right)^{\boldsymbol{\mathrm{n}}} }{\mathrm{2n}\:+\:\mathrm{1}}\:\underset{\:\mathrm{0}} {\overset{\:\mathrm{1}} {\int}}\underset{\:\mathrm{0}} {\overset{\:\mathrm{1}} {\int}}\:\frac{\mathrm{dxdy}}{\left(\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{y}^{\mathrm{2}} \right)^{\boldsymbol{\mathrm{n}}} }\:=\:\frac{\mathrm{2}}{\mathrm{3}} \\ $$ Terms…
Question Number 30267 by Nayon.Sm last updated on 19/Feb/18 $${Can}\:{We}\:{expand}\:{the}\:{following} \\ $$$${expression}? \\ $$$$\left(\mathrm{1}+{x}\right)\left(\mathrm{1}+\mathrm{2}{x}\right)\left(\mathrm{1}+\mathrm{3}{x}\right)……\left(\mathrm{1}+{nx}\right) \\ $$$${or}\:{is}\:{there}\:{any}\:{formula}\:{for}\:{this}? \\ $$ Commented by Penguin last updated on 19/Feb/18…
Question Number 95789 by Don08q last updated on 27/May/20 $$\:\mathrm{Find}\:\mathrm{the}\:\mathrm{semi}−\mathrm{interquartile}\:\mathrm{range}\:\mathrm{of}\: \\ $$$$\:\mathrm{of}\:\mathrm{the}\:\mathrm{following}\:\mathrm{numbers}: \\ $$$$\:\mathrm{15},\:\mathrm{10},\:\mathrm{9},\:\mathrm{15},\:\mathrm{15},\:\mathrm{8},\:\mathrm{10},\:\mathrm{11},\:\mathrm{8},\:\mathrm{12},\:\mathrm{11},\:\mathrm{14}, \\ $$$$\:\mathrm{9}\:\mathrm{and}\:\mathrm{15} \\ $$ Commented by Don08q last updated on 27/May/20…
Question Number 95767 by PengagumRahasiamu last updated on 27/May/20 Answered by prakash jain last updated on 27/May/20 $$\mathrm{characteric}\:\mathrm{equation} \\ $$$${x}^{\mathrm{4}} −\mathrm{3}{x}^{\mathrm{3}} +\mathrm{2}{x}^{\mathrm{2}} +\mathrm{2}{x}−\mathrm{4}=\mathrm{0} \\ $$$${x}^{\mathrm{4}}…
Question Number 95766 by I want to learn more last updated on 27/May/20 $$\mathrm{Solve}\:\mathrm{the}\:\mathrm{equation} \\ $$$$\:\:\:\:\:\:\:\mathrm{2}^{\mathrm{2x}} \:\:−\:\:\mathrm{5x}^{\mathrm{2}} \:\:+\:\:\mathrm{4}\:\:\:=\:\:\:\mathrm{0} \\ $$ Commented by prakash jain last…
Question Number 95765 by I want to learn more last updated on 27/May/20 $$\mathrm{Sum}\:\mathrm{the}\:\mathrm{series}: \\ $$$$\:\:\:\:\:\:\:\:\:\mathrm{2}\left(\frac{\mathrm{1}}{\mathrm{40}}\:\:+\:\:\frac{\mathrm{1}}{\mathrm{20}}\:\:+\:\:\frac{\mathrm{1}}{\mathrm{10}}\:\:+\:\:…\:\:+\:\:\boldsymbol{\mathrm{n}}\right) \\ $$ Commented by prakash jain last updated on…