Consider the final arrangement of charged particles shown in the figure below. What is the work necessary to build such an arrangement of particles, assuming they were originally very far from one another? (Let q1 = 6.5 nC,q2 = 3.0 nC and q3 = −17.0 nC.) q2 = 4.5 nC and q3 = −18.5 nC.)

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