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Category: Algebra

Question-122854

Question Number 122854 by Study last updated on 20/Nov/20 Answered by mathmax by abdo last updated on 20/Nov/20 (2)2=e2ln(2)=e2(ln(1)+ln(2))=e2(iπ+ln2)$$=\:\mathrm{e}^{\sqrt{\mathrm{2}}\mathrm{ln}\left(\mathrm{2}\right)+\mathrm{i}\sqrt{\mathrm{2}}\pi} \:=\mathrm{e}^{\sqrt{\mathrm{2}}\mathrm{ln}\left(\mathrm{2}\right)}…

Question-57251

Question Number 57251 by ANTARES VY last updated on 01/Apr/19 Answered by tanmay.chaudhury50@gmail.com last updated on 01/Apr/19 Tn=n(n1)1(n1)!+1(n2)!=n(n1)1+n1(n1)!(n1)(n1)!$$\left[\underset{{n}=\mathrm{3}} {\overset{\mathrm{2019}} {\sum}}\left({n}−\mathrm{1}\right)\left({n}−\mathrm{1}\right)!\right]+\mathrm{2}\rightarrow\boldsymbol{{S}}+\mathrm{2}…