Two charges of q1 = 1.6 µC and q2 = −2.9 µC are d = 0.56 m apart at two vertices of an equilateral triangle as in the fi

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Two chargesof q1 = 1.6 µCand q2 = −2.9 µC are d = 0.56 m apartat two vertices of an equilateral triangle as in the figurebelow.
(a) What is the electric potential due to the 1.6-µC chargeat the third vertex, point P?____ V
(b) What is the electric potential due to the −2.9-µCcharge at P?____ V
(c) Find the total electric potential at P.____ V
(d) What is the work required to move a 3.2-µC charge frominfinity to P?_____ J