Find the multiplicative inverse of the following complex numbers :
4 – 3 i
Given complex number is Z=4-3i
We know that the multiplicative inverse of a complex number Z is 
.
⇒ 
Multiplying and dividing with 4+3i
⇒ 
⇒ 
⇒ 
We know that i2=-1
⇒ 
⇒ 
∴ The Multiplicative inverse of 4-3i is 
.
4