If \( x=a+i b \), where \( a, b \in R \) and \( i=\sqrt{-1} \) and ...
If \( x=a+i b \), where \( a, b \in R \) and \( i=\sqrt{-1} \) and \( x^{2}=3+4 i \),
P \( x^{3}=2+11 i \), the value of \( (a+b) \) is
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