Question

Find the points of intersection of the graphs of the equations. r = 4(1 + sin θ) r = 4(1 − sin θ) r ≥ 0, 0 ≤ θ < 2π

Answer 1

r = 1 + cos θ

r = 1 − sin θ

r ≥ 0, 0 ≤ θ < 2π

(r, θ) = (smallest r-value)

(r, θ) =

(r, θ) = (largest r-value)