does anyone know what (4 - 6i)/(4 + 6i) = ?
2 answers
I do
ok, multiply top and bottom by (4-6i) to get
(4-6i)^2/(16-36i^2)
= 16 - 48i + 36i^2)/(16+36)
= (-20-48i)/52
= (-5 - 12i)/13
(4-6i)^2/(16-36i^2)
= 16 - 48i + 36i^2)/(16+36)
= (-20-48i)/52
= (-5 - 12i)/13