Question Number 137579 by liberty last updated on 04/Apr/21
$$\left(−\mathrm{1}\right)×\frac{\mathrm{1}}{\pi.{i}}\:=?\: \\ $$
Answered by Engr_Jidda last updated on 04/Apr/21
$$\left(−\mathrm{1}\right)×\frac{\mathrm{1}}{\pi{i}}=\:{i}^{\mathrm{2}} \frac{\mathrm{1}}{\pi{i}}=\frac{{i}}{\pi} \\ $$