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Question-177880

Question Number 177880 by DAVONG last updated on 10/Oct/22 Answered by mr W last updated on 10/Oct/22 $$\left(\mathrm{1}+{x}\right)^{{n}} =\underset{{k}=\mathrm{0}} {\overset{{n}} {\sum}}{C}_{{k}} ^{{n}} {x}^{{k}} \\ $$$${n}\left(\mathrm{1}+{x}\right)^{{n}−\mathrm{1}}…

Can-someone-please-help-me-for-the-following-Solve-fot-x-exact-value-with-formulas-17x-4-7x-3-11-x-2-18x-3-0-Thank-you-

Question Number 46802 by hassentimol last updated on 31/Oct/18 $$\mathrm{Can}\:\mathrm{someone}\:\mathrm{please}\:\mathrm{help}\:\mathrm{me}\:\mathrm{for}\:\mathrm{the}\:\mathrm{following}: \\ $$$$ \\ $$$$\mathrm{Solve}\:\mathrm{fot}\:{x}\:\left(\mathrm{exact}\:\mathrm{value}\:\mathrm{with}\:\mathrm{formulas}\right)\:: \\ $$$$ \\ $$$$\mathrm{17}{x}^{\mathrm{4}} \:+\:\mathrm{7}{x}^{\mathrm{3}} \:−\:\sqrt{\mathrm{11}}\mathrm{x}^{\mathrm{2}} \:−\:\mathrm{18}{x}\:+\:\mathrm{3}\:=\:\mathrm{0} \\ $$$$ \\ $$$$\mathrm{Thank}\:\mathrm{you}…

find-the-all-root-m-3-6m-9-0-

Question Number 112328 by mohammad17 last updated on 07/Sep/20 $${find}\:{the}\:{all}\:{root}\:\left({m}^{\mathrm{3}} −\mathrm{6}{m}+\mathrm{9}\right)=\mathrm{0} \\ $$ Answered by MJS_new last updated on 07/Sep/20 $$\mathrm{first}\:\mathrm{try}\:\mathrm{factors}\:\mathrm{of}\:\mathrm{9}:\:\pm\mathrm{1},\:\pm\mathrm{3},\:\pm\mathrm{9} \\ $$$$\Rightarrow\:{m}_{\mathrm{1}} =−\mathrm{3} \\…