A system has two charges qA = 2.5 × 10–7 C and qB = –2.5 × 10–7 Clocated at points A: (0, 0, –15 cm)

A system has two charges qA = 2.5 × 10–7 C and qB = –2.5 × 10–7 C
located at points A: (0, 0, –15 cm) and B: (0,0, +15 cm), respectively.
What are the total charge and electric dipole moment of the system?
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