Category: Algebra

Question Number 18299 by tawa tawa last updated on 18/Jul/17 $${\mathrm{x}}^{{\mathrm{x}}^{\mathrm{x}}}=2,\mathrm{find}\mathrm{x}$$ Commented by mrW1 last updated on 19/Jul/17 $$\mathrm{no}\mathrm{analytic}\mathrm{solution}$$$$\sqrt{\mathrm{2}}<\mathrm{x}<\mathrm{2}…

Question Number 83824 by Power last updated on 06/Mar/20 Commented by mathmax by abdo last updated on 06/Mar/20 $$changementx=\frac{\pi }{2}-tgive$$$$\Omega\:=−\int_{\mathrm{0}} ^{\frac{\pi}{\mathrm{2}}} \:\frac{\pi\left(\frac{\pi}{\mathrm{2}}−{t}\right)+{cos}^{\mathrm{4}} {t}−{sin}^{\mathrm{4}} {t}}{{cos}^{\mathrm{4}}…

Question Number 149354 by mathdanisur last updated on 04/Aug/21 $$z>0$$$$z^2+12\sqrt{z}=5$$$$z+2\sqrt{z}=?$$ Commented by Rasheed.Sindhi last updated on 05/Aug/21 $$\smile\frown\smile\frown\smile\frown\smile\frown\smile\frown\smile\frown\smile\frown\smile…

Question Number 83787 by john santu last updated on 06/Mar/20 $$\mathrm{find}\mathrm{the}\mathrm{value}\mathrm{of}\mathrm{abc}\mathrm{if}$$$$\sqrt{2+\sqrt{2^2+\sqrt{2^3+2^4+\sqrt{\dots }}}}=\frac{\sqrt{\mathrm{a}}+\sqrt{\mathrm{b}}}{\mathrm{c}}$$ Answered by jagoll last updated on 06/Mar/20…

Question Number 149322 by mathdanisur last updated on 04/Aug/21 $$\frac{\underset{\mathit{n}=1}{\sum ^{99}}\left(\sqrt{10+\sqrt{\mathit{n}}}\right)}{\underset{\mathit{n}=1}{\sum ^{99}}\left(\sqrt{10-\sqrt{\mathit{n}}}\right)}=?$$ Commented by amin96 last updated on 04/Aug/21 $$? \…