|z1|=1 ,|z2|=2 ,|z3|=3 and |9z​1z2 + 4z1z3 + z2z3|=12  then find |z1 + z2 + z3|

Dear Student,
Please find below the solution to the asked query:

Important point:zz¯=z2z1+z2+z3¯=z1¯+z2¯+z3¯LIke wisez1+z2+z32=z1+z2+z3z1¯+z2¯+z3¯


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