Simplify each of the following and express it in the form (a + ib) :
(4 – 3i)–1
Given: (4 – 3i)-1
We can re- write the above equation as
Now, rationalizing
…(i)
Now, we know that,
(a + b)(a – b) = (a2 – b2)
So, eq. (i) become
[∵ i2 = -1]