Answer
Rectangular form equation:
$x - 3= 0$
Graph:
Work Step by Step
**Remember:(I) $r^2 = x^2 + y^2$, (II) $tan(θ) = \frac{y}{x}$, $rcos(θ) = x$, $rsin(θ) = y$
$r = 3sec(θ)$
$r = 3\frac{1}{cos(θ)}$
Multiplying both sides by "cos(θ)":
$rcos(θ) = 3$
$x = 3$
$x - 3= 0$
