Category: Algebra

Question Number 18149 by b.e.h.i.8.3.417@gmail.com last updated on 15/Jul/17 Commented by mrW1 last updated on 16/Jul/17 $$\mathrm{an}\mathrm{other}\mathrm{try}:$$$$\mathrm{let}\mathrm{u}=\mathrm{xyz}$$$$\Rightarrow {\mathrm{x}}^2+\mathrm{xyz}=17\mathrm{x}$$$$\mathrm{x}^{\mathrm{2}} −\mathrm{17x}+\mathrm{u}=\mathrm{0}…

Question Number 149219 by mathdanisur last updated on 03/Aug/21 Answered by mindispower last updated on 03/Aug/21 $${}^4\sqrt{\phi }=x$$$$\Leftrightarrow\frac{\mathrm{2}}{{x}}+{x}^{\mathrm{2}} <\mathrm{1}+\frac{{x}^{\mathrm{2}} +{x}^{\mathrm{4}} +{x}^{\mathrm{3}} }{\mathrm{2}} \…

Question Number 83674 by Power last updated on 05/Mar/20 Commented by Power last updated on 05/Mar/20 $$\mathrm{sir}\mathrm{MJS}$$ Answered by mahdi last updated on…

Question Number 149192 by Samimsultani last updated on 03/Aug/21 Answered by prakash jain last updated on 03/Aug/21 $${(\sqrt{3}+\sqrt{2})}^x=u$$$${(\sqrt{3}-\sqrt{2})}^x=\frac{1}{u}$$$${u}−\frac{\mathrm{1}}{{u}}=\mathrm{40}\sqrt{\mathrm{6}} \…

Question Number 149187 by mathdanisur last updated on 03/Aug/21 Commented by mr W last updated on 03/Aug/21 $$=6$$$$seeQ74970$$ Commented by mathdanisur…