Let f ( θ ) = sin θ ⋅ sin ( 60^ ∘ + θ ...

Let `f ( θ ) = sin θ ⋅ sin ( 60^ ∘ + θ ) sin ( 60^ ∘ − θ )` then 1.) The Minimum of `f ( θ )` is ' − 1 ' 2.) The Maximum of `f ( θ )` is `1/4` , 3.) The Range of `f ( θ )` is [ − `1/3`, `1/4` ] , 4.) The Range of `f ( θ )` is [ − `1/4`, `1/4` ]

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