Question Number 17393 by tawa tawa last updated on 05/Jul/17
$$\mathrm{Find}\:\mathrm{the}\:\mathrm{modulus}\:\mathrm{of}\:\:\mathrm{z}\:=\:\mathrm{6}\:+\:\mathrm{8i} \\ $$
Answered by ajfour last updated on 05/Jul/17
$$\mid\mathrm{z}\mid=\sqrt{\left(\mathrm{6}\right)^{\mathrm{2}} +\left(\mathrm{8}\right)^{\mathrm{2}} }\:=\mathrm{10}\:. \\ $$
Commented by tawa tawa last updated on 05/Jul/17
$$\mathrm{God}\:\mathrm{bless}\:\mathrm{you}\:\mathrm{sir}. \\ $$