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15-02-2024
Mathematics

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Express the equation x²+y²+4y=0 in polar coordinates. Which of the following options correctly represents the equation in polar form?
a) r²+4sin(θ)=0
b) r²-4sin(θ)=0
c) r²+4cos(θ)=0
d) r²-4cos(θ)=0

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