Menu Close

Author: Tinku Tara

Assertion-The-element-with-electronic-configuration-Xe-54-4f-1-5d-1-6s-2-is-a-d-block-element-Reason-The-last-electron-enters-the-d-orbital-

Question Number 23215 by Tinkutara last updated on 27/Oct/17 $$\boldsymbol{\mathrm{Assertion}}:\:\mathrm{The}\:\mathrm{element}\:\mathrm{with}\:\mathrm{electronic} \\ $$$$\mathrm{configuration}\:\left[\mathrm{Xe}\right]^{\mathrm{54}} \:\mathrm{4}{f}^{\mathrm{1}} \:\mathrm{5}{d}^{\mathrm{1}} \:\mathrm{6}{s}^{\mathrm{2}} \:\mathrm{is}\:\mathrm{a}\:{d}- \\ $$$$\mathrm{block}\:\mathrm{element}. \\ $$$$\boldsymbol{\mathrm{Reason}}:\:\mathrm{The}\:\mathrm{last}\:\mathrm{electron}\:\mathrm{enters}\:\mathrm{the}\:{d}- \\ $$$$\mathrm{orbital}. \\ $$ Terms…

h-52-47i-1-3-52-47i-1-3-find-h-2-

Question Number 154286 by EDWIN88 last updated on 16/Sep/21 $$\:{h}\:=\:\sqrt[{\mathrm{3}}]{\mathrm{52}−\mathrm{47}{i}}\:+\sqrt[{\mathrm{3}}]{\mathrm{52}+\mathrm{47}{i}}\: \\ $$$$\:{find}\:{h}^{\mathrm{2}} . \\ $$ Commented by MJS_new last updated on 16/Sep/21 $${r}^{\mathrm{1}/\mathrm{3}} \mathrm{e}^{\mathrm{i}\theta/\mathrm{3}} +{r}^{\mathrm{1}/\mathrm{3}}…

Is-it-possible-to-find-how-many-real-roots-exist-in-the-equation-x-4-x-3-without-find-all-the-value-of-x-

Question Number 23208 by Joel577 last updated on 27/Oct/17 $$\mathrm{Is}\:\mathrm{it}\:\mathrm{possible}\:\mathrm{to}\:\mathrm{find}\:\mathrm{how}\:\mathrm{many}\:\mathrm{real}\:\mathrm{roots}\: \\ $$$$\mathrm{exist}\:\mathrm{in}\:\mathrm{the}\:\mathrm{equation} \\ $$$${x}^{\mathrm{4}} \:+\:\mid{x}\mid\:=\:\mathrm{3} \\ $$$$\mathrm{without}\:\mathrm{find}\:\mathrm{all}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\:{x}? \\ $$ Answered by mrW1 last updated on…

Question-154275

Question Number 154275 by mathdanisur last updated on 16/Sep/21 Commented by benhamimed last updated on 16/Sep/21 $$=\Pi\frac{\left(\mathrm{1}+{n}^{\mathrm{2}} \right)^{\mathrm{2}} }{\left({n}^{\mathrm{2}} +\mathrm{2}\right)^{\mathrm{2}} −\left(\mathrm{2}{n}\right)^{\mathrm{2}} }=\Pi\frac{\left(\mathrm{1}+{n}^{\mathrm{2}} \right)^{\mathrm{2}} }{\left({n}^{\mathrm{2}} −\mathrm{2}{n}+\mathrm{2}\right)\left({n}^{\mathrm{2}}…