In the range of complex number, the square of a number is equal to the conjugate complex number of the number. How many such numbers are written separately
(a+b*i)^2=a-ib
a*a-b*b=a
2ab=-b
It can be removed
(a+b*i)^2=a-ib
a*a-b*b=a
2ab=-b
It can be removed