Select Board
CBSE Classes
Find the multiplicative inverse of 2 – 3i.
Let z = 2 - 3i
Then z̄ = 2 + 3i and |z|2 = 22 + (-3)2 = 13
Therefore, the multiplicative inverse of 2 - 3i is given by
z-1 = z̄/|z|2 = 2 + 3i/13 = 2/13 + 3/13i