Question

Please check:
1.Find polar equation of x^2 + y^2 = 10y
subbed r^2 for x^2 + y^2 and sin(theta sin for y
=r^2=10sin(theta)
2. y=5
r=5/sin
3. x^2+y^2
=x^2 + y^2 =2x+3y

Answer 1

1. r² = 10r sin θ
r = 10 sin θ

2. looks good

3. r² = 2rcosθ + 3rsinθ
r = 2cosθ + 3sinθ