Category: Algebra

Question Number 78820 by mathocean1 last updated on 20/Jan/20 $$\mathrm{please}\mathrm{what}\mathrm{is}\mathrm{the}\mathrm{fomula}\mathrm{to}$$$$\mathrm{determinate}\mathrm{the}\mathrm{equations}\mathrm{of}$$$$\mathrm{bissectors}\mathrm{in}\mathrm{triangle}?$$ Answered by MJS last updated on 21/Jan/20 $$\mathrm{bisector}\:\mathrm{between}\:\mathrm{2}\:\mathrm{lines} \…

Question Number 78814 by M±th+et£s last updated on 20/Jan/20 Commented by mind is power last updated on 21/Jan/20 $$2ndWay$$$$\alpha^{\mathrm{2}} \beta^{\mathrm{2}} \gamma^{\mathrm{2}} \delta^{\mathrm{2}} +\alpha^{\mathrm{2}}…

Question Number 144334 by mathdanisur last updated on 24/Jun/21 $$Reductit:\frac{{\mathit{z}}^8+\mathit{z}+1}{{\mathit{z}}^5+\mathit{z}+1}$$ Answered by Olaf_Thorendsen last updated on 24/Jun/21 $$\mathrm{Z}\:=\:\frac{{z}^{\mathrm{8}} +{z}+\mathrm{1}}{{z}^{\mathrm{5}} +{z}+\mathrm{1}} \…

Question Number 78762 by ajfour last updated on 20/Jan/20 $$3{acr}^2(1-r)+3apr(1-r)(pa+qb)$$$$+3bqr(1-r)(pa+qb)$$$$=3{(1-r)}^2{(pa+qb)}^2+r^2{b}^2$$$$Findp,q,rsuchthattheequation$$$$issatisfiedforgeneralany$$$${values}\:{of}\:{a},{b},{c}.\: \…

Question Number 78755 by TawaTawa last updated on 20/Jan/20 $$\mathrm{Solve}\mathrm{the}\mathrm{equation}:$$$$\mathrm{xy}+5\mathrm{x}+5\mathrm{y}=-25\dots \left(\mathrm{i}\right)$$$$\mathrm{yz}+3\mathrm{y}+5\mathrm{z}=-15\dots \left(\mathrm{ii}\right)$$$$\mathrm{xz}+5\mathrm{z}+3\mathrm{x}=-15\dots \left(\mathrm{iii}\right)$$ Commented by Tony Lin last updated on…