Mark the correct alternative in the following:
Let , where 0 ≤ θ ≤ 2π. Then,
A=
A=2[(+1] 0≤(sin θ)2 ≤1
A∈2[1,2]
A∈[2,4]
, where 0 ≤ θ ≤ 2π. Then,
+1] 0≤(sin θ)2 ≤1, where 0 ≤ θ ≤ 2π. Then,+1] 0≤(sin θ)2 ≤1