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Author: Tinku Tara

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Question Number 60735 by readone97 last updated on 25/May/19 $${express}\:{in}\:{partial}\:{fraction}\:\mathrm{3}/\left({x}+\mathrm{1}\right)\left({x}^{\mathrm{2}} −\mathrm{4}\right) \\ $$ Answered by Forkum Michael Choungong last updated on 25/May/19 $$\frac{\mathrm{3}}{\left({x}+\mathrm{1}\right)\left({x}^{\mathrm{2}} −\mathrm{4}\right)\:}=\:\frac{{A}}{{x}+\mathrm{1}}\:+\:\frac{{B}}{{x}^{\mathrm{2}} −\mathrm{4}}…

Find-the-product-of-the-real-roots-of-the-equation-x-2-x-2-4x-3-5-32-x-2-x-2-4x-3-5-31-

Question Number 60734 by Tawa1 last updated on 25/May/19 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{product}\:\mathrm{of}\:\mathrm{the}\:\mathrm{real}\:\mathrm{roots}\:\mathrm{of}\:\mathrm{the}\:\mathrm{equation} \\ $$$$\:\:\:\:\:\:\:\:\:\left(\mathrm{x}\:+\:\mathrm{2}\:+\:\sqrt{\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{4x}\:+\:\mathrm{3}}\right)^{\mathrm{5}} \:−\:\:\mathrm{32}\left(\mathrm{x}\:+\:\mathrm{2}\:−\:\sqrt{\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{4x}\:+\:\mathrm{3}}\right)^{\mathrm{5}} \:\:=\:\:\mathrm{31} \\ $$ Commented by Prithwish sen last updated on…

z-0-and-z-is-complex-z-x-iy-with-x-y-R-Given-these-points-with-theirs-affix-0-0-0i-N-z-2-1-and-P-1-z-2-1-1-Show-that-1-z-2-1-z-2-1-z-2-1-2-1-2-2-What-is-the-nat

Question Number 126267 by mathocean1 last updated on 19/Dec/20 $${z}\neq\mathrm{0}\:{and}\:{z}\:{is}\:{complex}; \\ $$$${z}={x}+{iy}\:{with}\:{x};{y}\:\in\:\mathbb{R}^{\ast} . \\ $$$${Given}\:{these}\:{points}\:{with}\:{theirs} \\ $$$${affix}: \\ $$$$\mathrm{0}\left(\mathrm{0}+\mathrm{0}{i}\right);\:{N}\left({z}^{\mathrm{2}} −\mathrm{1}\right)\:{and}\:{P}\left(\frac{\mathrm{1}}{\mathrm{z}^{\mathrm{2}} }−\mathrm{1}\right) \\ $$$$\mathrm{1}.\:{Show}\:{that} \\ $$$$\left(\frac{\mathrm{1}}{{z}^{\mathrm{2}}…