How do you write the equation using polar coordinates given $x=-4$ ?

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Answer 1 · 2017-09-14T14:21:33

$r=-4/(costheta)$

$•color(white)(x)x=rcostheta larrcolor(blue)" in polar form"$

$rArrrcostheta=-4$

$rArrr=-4/(costheta)$

How do you write the equation using polar coordinates given x=-4x=-4?