Let {f}(\theta)=\sin \theta(\sin \theta+\sin 3 \theta) then

Correct Answer is : f(θ)≥0∀θ∈R

f(\theta) \geq 0 \forall \theta \in R

f(\theta) \leq 0 \forall \theta \in R

f(\theta) \geq 1 \forall \theta \in R

f(\theta) \leq 1 \forall \theta \in R

MHT CET 2020 Math Solved Paper

Question : 22 of 50

Marks: +1, -0

Let f(θ)=sin‌θ(sin‌θ+sin‌3‌θ) then

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