Category: Algebra

Question Number 139824 by mathsuji last updated on 01/May/21 $$Solvein\mathbb{R}thefollowingequation:$$$$2\cdot 3^x+5\cdot 4^x=4\cdot 5^x+3\cdot 2^x$$ Answered by MJS_new last updated on 02/May/21 $$\mathrm{obviously}\:{x}=\mathrm{0}\vee{x}=\mathrm{1}…

Question Number 139800 by bramlexs22 last updated on 01/May/21 $$\frac{1}{3}+\frac{6}{21}+\frac{11}{147}+\frac{16}{1029}+\frac{21}{7203}+\frac{26}{50421}+\dots =?$$ Answered by EDWIN88 last updated on 01/May/21 $$\mathrm{Jakob}{\mathrm{Bernoulli}}^{\prime }\mathrm{s}\mathrm{sumation}$$$$\frac{{a}}{{b}}+\frac{{a}+{c}}{{bd}}+\frac{{a}+\mathrm{2}{c}}{{bd}^{\mathrm{2}} }+\frac{{a}+\mathrm{3}{c}}{{bd}^{\mathrm{3}} }+\frac{{a}+\mathrm{4}{c}}{{bd}^{\mathrm{4}} }\:\ddot…

Question Number 8718 by www.matikzone.tk last updated on 24/Oct/16 $$\frac{{(x-5)}^{x^2-11\times -26}+{(x-5)}^{x^2-171\times +26}}{x^2+3x-203}=x.$$$$finex.$$$$$$ Commented by www.matikzone.tk last…

Question Number 139765 by mathlove last updated on 01/May/21 Commented by mathlove last updated on 01/May/21 $$whatanswer?$$ Terms of Service Privacy Policy Contact:…

Question Number 74213 by FCB last updated on 20/Nov/19 Commented by MJS last updated on 20/Nov/19 $$\mathrm{information}\mathrm{missing}$$$$\mathrm{I}\mathrm{think}\mathrm{the}\mathrm{question}\mathrm{is}\mathrm{find}\mathrm{minimum}\mathrm{of}\mathrm{the}$$$$\mathrm{expression}$$$$\mathrm{this}\mathrm{should}\mathrm{be}\mathrm{at}a=b=c=\frac{1}{3}$$$$\mathrm{in}\:\mathrm{this}\:\mathrm{case}\:\mathrm{the}\:\mathrm{answer}\:\mathrm{is}\:\frac{\mathrm{69}}{\mathrm{4}}=\mathrm{17}.\mathrm{25}…