Category: Algebra

Question Number 11023 by ABD last updated on 07/Mar/17 $$(x^3+6)\times P\left(x\right)+6x={ax}^3+2ax+b+3$$$$\Rightarrow b=?$$ Answered by mrW1 last updated on 07/Mar/17 $$\left({x}^{\mathrm{3}} +\mathrm{6}\right)×{P}\left({x}\right)+\mathrm{6}{x}={ax}^{\mathrm{3}}…

Question Number 142085 by Rexzie last updated on 30/May/21 $$Proofthat1+3n<n^{2}foreverypositiveintegern⩾4$$ Answered by MJS_new last updated on 26/May/21 $${\mathrm{it}}^{\prime }\mathrm{s}\mathrm{wrong}\mathrm{for}\frac{3-\sqrt{13}}{2}⩽n⩽\frac{3+\sqrt{13}}{2}$$ Answered by…

Question Number 142061 by iloveisrael last updated on 26/May/21 $$\sqrt{5x^2+y^2+z^2+2x+2+2xy-4xz+10}+$$$$\mid 2x-y-13\mid =3$$ Commented by MJS_new last updated on 26/May/21 $$\mathrm{what}\:\mathrm{is}\:\mathrm{the}\:\mathrm{question}?…

Question Number 142045 by Engr_Jidda last updated on 25/May/21 Answered by Dwaipayan Shikari last updated on 25/May/21 $$y={\left(\frac{1}{x}\right)}^x$$$$log\left(y\right)=-xlog\left(x\right)\Rightarrow \frac{y^{\prime }}{y}=-1-log\left(x\right)\Rightarrow y=-x^{-x}(1+log\left(x\right))$$ Commented by…

Question Number 10970 by Joel576 last updated on 04/Mar/17 $$x^{x^{x^{{\text{iddots}}^2}}}=2$$$$\mathrm{What}\mathrm{is}\mathrm{the}\mathrm{value}\mathrm{of}x?$$ Answered by ridwan balatif last updated on…