Question Number 149331 by Samimsultani last updated on 04/Aug/21 Commented by john_santu last updated on 04/Aug/21 $$\mathrm{may}\:\mathrm{be}\:\mathrm{x}=\sqrt[{\mathrm{3}}]{\mathrm{7}+\sqrt{\mathrm{5}}}\:−\sqrt[{\mathrm{3}}]{\mathrm{7}−\sqrt{\mathrm{5}}}\: \\ $$ Commented by amin96 last updated on…
Question Number 83787 by john santu last updated on 06/Mar/20 $$\mathrm{find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\mathrm{abc}\:\mathrm{if}\: \\ $$$$\sqrt{\mathrm{2}+\sqrt{\mathrm{2}^{\mathrm{2}} +\sqrt{\mathrm{2}^{\mathrm{3}} +\mathrm{2}^{\mathrm{4}} +\sqrt{…}}}}\:=\:\frac{\sqrt{\mathrm{a}}+\sqrt{\mathrm{b}}}{\mathrm{c}} \\ $$ Answered by jagoll last updated on 06/Mar/20…
Question Number 83791 by jagoll last updated on 06/Mar/20 $$\mathrm{Let}\:\mathrm{x},\:\mathrm{y}\:\mathrm{are}\:\mathrm{two}\:\mathrm{different}\:\mathrm{real} \\ $$$$\mathrm{numbers}\:\mathrm{satisfy}\:\mathrm{the}\:\mathrm{equation}\: \\ $$$$\sqrt{\mathrm{y}+\mathrm{4}}\:=\:\mathrm{x}−\mathrm{4}\:\mathrm{and}\:\sqrt{\mathrm{x}+\mathrm{4}}\:=\:\mathrm{y}−\mathrm{4}. \\ $$$$\mathrm{The}\:\mathrm{value}\:\mathrm{of}\:\mathrm{x}^{\mathrm{3}} +\mathrm{y}^{\mathrm{3}} \:\mathrm{mod}\left(\mathrm{x}^{\mathrm{3}} \mathrm{y}^{\mathrm{3}} \right)\:\mathrm{is} \\ $$ Commented by mr…
Question Number 149322 by mathdanisur last updated on 04/Aug/21 $$\frac{\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\left(\sqrt{\mathrm{10}\:+\:\sqrt{\boldsymbol{{n}}}}\right)}{\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\left(\sqrt{\mathrm{10}\:-\:\sqrt{\boldsymbol{{n}}}}\right)}\:=\:? \\ $$ Commented by amin96 last updated on 04/Aug/21 $$? \\…
Question Number 18247 by mjaat7088@gmail.com last updated on 17/Jul/17 $$\frac{\left({x}+\mathrm{1}\right)\left({x}−\mathrm{1}\right)}{{x}^{\mathrm{2}} +\mathrm{2}{x}+\mathrm{3}} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 149296 by mathdanisur last updated on 04/Aug/21 $${if}\:\:\:{a}\:;\:{b}\:>\:\mathrm{0} \\ $$$${find}\:\:\:\left[\:\frac{\left({a}^{\mathrm{2}} \:+\:\mathrm{4}\right)\left({b}^{\mathrm{2}} \:+\:\mathrm{9}\right)}{{ab}}\:\right]_{\boldsymbol{{min}}} =\:? \\ $$ Answered by dumitrel last updated on 04/Aug/21 $$\mathrm{24}\:\left({pentru}\:{a}=\mathrm{2},{b}=\mathrm{3}\right)…
Question Number 83767 by mr W last updated on 05/Mar/20 Commented by mr W last updated on 06/Mar/20 $${Find}\:{the}\:{minimum}\:{of}\:{the}\:{perimeter} \\ $$$${of}\:{triangle}\:{PQR}. \\ $$ Answered by…
Question Number 83759 by M±th+et£s last updated on 05/Mar/20 $$\mathrm{3}^{{x}} \:\mathrm{8}^{\frac{{x}}{{x}+\mathrm{2}}} =\mathrm{6} \\ $$ Commented by M±th+et£s last updated on 05/Mar/20 $${solve}\:{the}\:{equation} \\ $$ Commented…
Question Number 149292 by mathdanisur last updated on 04/Aug/21 $${if}\:\:\:{sin}\mathrm{2}\boldsymbol{\alpha}\:=\:-\:\frac{\mathrm{1}}{\mathrm{3}} \\ $$$${find}\:\:\:\mathrm{3}{tg}^{\mathrm{2}} \left(\frac{\mathrm{3}\boldsymbol{\pi}}{\mathrm{4}}\:-\:\boldsymbol{\alpha}\right)\:=\:? \\ $$ Answered by Ar Brandon last updated on 04/Aug/21 $$\mathrm{sin2}\alpha=−\frac{\mathrm{1}}{\mathrm{3}} \\…
Question Number 149291 by mathdanisur last updated on 04/Aug/21 $${f}\left({x}\right)\:=\:\mathrm{2}{sinx}^{\mathrm{2}} −{cos}^{\mathrm{2}} {x}−\mathrm{2} \\ $$$${f}\:^{'} \left({x}\right)\:=\:? \\ $$ Answered by nimnim last updated on 04/Aug/21 $${f}\:'\left({x}\right)=\mathrm{4}{x}.{cosx}^{\mathrm{2}}…