D etermine the electric force that acts on a 2 . 0 2 . 0 x 1 0 ^ 6 1 0 - 6 C

 Determine the electric force that acts on a $2\mathrm{.}0$x$10^-6$ C charge that is $1\mathrm{.}5$m east of a $2\mathrm{.}5$x$10^-6$ C charge and $0\mathrm{.}75$m north of a $-1\mathrm{.}5$x$10^-6$ C charge ?