Category: Arithmetic

Question Number 64916 by Masumsiddiqui399@gmail.com last updated on 23/Jul/19 Commented by Tawa1 last updated on 23/Jul/19 $${(2+\sqrt{3})}^{\mathrm{x}}+{\left(\frac{1}{2+\sqrt{3}}\right)}^{\mathrm{x}}=4[\mathrm{since}2-\sqrt{3}=\frac{1}{2+\sqrt{3}}\mathrm{on}\mathrm{rationalise}]$$$${(2+\sqrt{3})}^{\mathrm{x}}+\frac{1}{{(2+\sqrt{3})}^{\mathrm{x}}}=4$$$$\mathrm{Let}\:\:\:\:\:\left(\mathrm{2}\:+\:\sqrt{\mathrm{3}}\right)^{\mathrm{x}}…

Question Number 64561 by aliesam last updated on 19/Jul/19 Commented by mathmax by abdo last updated on 20/Jul/19 $${let}\:{P}_{{n}} =\prod_{{k}=\mathrm{0}} ^{{n}} \left(\mathrm{1}+\sigma^{\mathrm{2}^{{k}} } \right)\:\Rightarrow{P}_{{n}} =\left(\mathrm{1}+\sigma\right)\left(\mathrm{1}+\sigma^{\mathrm{2}}…

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Question Number 63975 by aliesam last updated on 11/Jul/19 Terms of Service Privacy Policy Contact: info@tinkutara.com