Category: Algebra

Question Number 185542 by mathlove last updated on 23/Jan/23 Answered by Ar Brandon last updated on 23/Jan/23 $$u_n=3,6,10,15,21,\dots d_0=3$$$$\Delta{u}_{{n}} =\mathrm{3},\:\mathrm{4},\:\mathrm{5},\:\mathrm{6},…\:{d}_{\mathrm{1}} =\mathrm{3} \…

Question Number 185536 by mathlove last updated on 23/Jan/23 $$x^4+x^{ln5}=19$$$$x^{lnx}+{ln}^{2}x=4$$$$x=?$$ Commented by Frix last updated…

Question Number 119996 by behi83417@gmail.com last updated on 28/Oct/20 $$\{\begin{array}{l}{\mathit{x}}^3+{\mathit{y}}^2=\mathit{a}\\ {\mathit{x}}^2+{\mathit{y}}^3=\mathit{b}\end{array}[\mathit{s}\mathit{o}\mathit{l}\mathit{v}\mathit{e}\mathit{f}\mathit{o}\mathit{r}:\mathrm{x},\mathrm{y},\mathrm{a}\ne \mathrm{b}\in \mathbf{R}]$$ Answered by TANMAY PANACEA last updated on 28/Oct/20 $${x}^{\mathrm{6}}…

Question Number 185529 by Rupesh123 last updated on 23/Jan/23 Answered by Frix last updated on 23/Jan/23 $$x=\frac{1}{a}\wedge y=\frac{1}{b}\wedge z=\frac{1}{c}\Rightarrow$$$${(x+y+z)}^2=x^2+y^2+z^2$$$$\mathrm{2}\left({xy}+{yz}+{zx}\right)=\mathrm{0}\:\Rightarrow \…

Question Number 185515 by HeferH last updated on 23/Jan/23 $$Atapartywith“m^{″}people,aladydances$$$$withpgentlemen,thesecondwithp+1,$$$$thethirdonewithp+2,andsoonuntilthe$$$$lastonedanceswithallthegentlemen,$$$$findthenumberofladieswhoattendedthe$$$$partyintermsof“m^{″}and“p^{″}.$$ Answered by manxsol…