Question
1)Find the polar equation of y=5
2) Find the rectangular equation of r=3
2) Find the rectangular equation of r=3
Answers
Reiny
1.
y = rsinĂ˜
so rsinĂ˜ = 5
2. We know r^2 = x^2 + y^2
so if r=3, r^2 = 9
equation: x^2 + y^2 = 9
y = rsinĂ˜
so rsinĂ˜ = 5
2. We know r^2 = x^2 + y^2
so if r=3, r^2 = 9
equation: x^2 + y^2 = 9