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Question-9560

Question Number 9560 by tawakalitu last updated on 15/Dec/16 Commented by tawakalitu last updated on 15/Dec/16 $$\mathrm{please}\:\mathrm{i}\:\mathrm{need}\:\mathrm{help}\:\mathrm{on}\:\mathrm{this}.\:\mathrm{urgent}.\:\mathrm{Thanks} \\ $$$$\mathrm{for}\:\mathrm{your}\:\mathrm{help}. \\ $$ Commented by FilupSmith last…

Find-u-v-i-f-z-z-2-ii-f-z-z-1-z-

Question Number 9553 by tawakalitu last updated on 14/Dec/16 $$\mathrm{Find}\::\:\:\:\mathrm{u}\centerdot\mathrm{v} \\ $$$$\left(\mathrm{i}\right)\:\:\:\mathrm{f}\left(\mathrm{z}\right)\:=\:\mid\mathrm{z}\mid^{\mathrm{2}} \\ $$$$\left(\mathrm{ii}\right)\:\:\mathrm{f}\left(\mathrm{z}\right)\:=\:\mathrm{z}\:+\:\frac{\mathrm{1}}{\mathrm{z}} \\ $$ Commented by geovane10math last updated on 14/Dec/16 $${z}\:\mathrm{is}\:\mathrm{complex}\:? \\…