$$\left. \begin{array} { l } { \quad F = G \frac { M A \times m } { d ^ { 2 } } } \\ { = \frac { 6.7 \times 10 ^ \right.$$
$F=\frac{AGMm}{d^{2}}$
$G\in \mathrm{C}$
$M\in \mathrm{C}$
$A\in \mathrm{C}$
$m\in \mathrm{C}$
$d\in \mathrm{C}$
$F=\frac{AGMm}{d^{2}}$
$G\in \mathrm{R}$
$M\in \mathrm{R}$
$A\in \mathrm{R}$
$m\in \mathrm{R}$
$d\in \mathrm{R}$
