Complex NumbersMedium
Question
If | z1 | = 1, | z2 | = 2, | z3 | = 3 and | 9z1 z2 + 4z1z3 + z2z3 | = 12 then the value of | z1 + z2 + z3 | is equal to -
Options
A.2
B.3
C.4
D.6
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