Let P = {θ : sin θ - cos θ = √2 cos θ} and,
Q = {θ : sin θ + cos θ = √2 sin θ} be two sets. Then,
1
P ⊂ Q and Q - P = ϕ
2
\(Q \not \subset P\)
3
\(P \not \subset Q\)
4
P = Q
5
Question Not Attempted
Let P = {θ : sin θ - cos θ = √2 cos θ} and,
Q = {θ : sin θ + cos θ = √2 sin θ} be two sets. Then,