A conic section whose focus is at the pole has the equation r=2/1+cosθ. Which of the following equations is the directrix of the conic?
rcosθ = - 2
rcosθ = 2
rsinθ = - 2
rsinθ = 2
I think its the second
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Home » Mathematics » A conic section whose focus is at the pole has the equation r=2/1+cosθ. Which of the following equations is the directrix of the conic? rcosθ = - 2 rcosθ = 2 rsinθ = - 2 rsinθ = 2 I think its the second