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Convert the rectangular equation to polar form x^2+y^2=9

User OysterD
by
6.9k points

2 Answers

3 votes

Answer:

r=3

Explanation:

User Kees Kist
by
6.5k points
2 votes
polar form is (r,θ) where r is the radius and tan θ = x/y

The equation you provided is a circle so 9 = r² → r = 3

tan θ = 1/1
tan θ = 1

tan^(-1) (tan θ) =
tan^(-1) (1)
θ = 45°

Answer: (3, 45°) or (3,
( \pi)/(4))