Two point charges $Q_1=-60\mathrm{.}0C$ and $Q_2=50\mathrm{.}0C$ are separated bv a distance ${}_1=10\mathrm{.}0cm,$ as shown in the image.

Calculate the potential $V$ at point A positioned $d_2=4\mathrm{.}00cm$ to the left of $Q_1.$

$V=$

V