The given system of equations has more than one solution, then it must have infinitely many solutions.
So, 8(cos32π+isin32π)4i=α+iβ1+i (∵a⇒a=α−iβ=α+iβ)
⇒8(2−1+i23)4i=α+iβ1+i
⇒αi−β=−1−i+3i−3
⇒−β+αi=(−1−3)+(−1+3)i
⇒α=−1+3 & −β=−1−3
∴βα=1+3−1+3=1+3−1+3×1−31−3
=1−3−(1−3)2=21+3−23=2−3