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2
Answer:
sin 2 theta = sin 30°
theta = 30°
answer = 60°
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Answered by
1
Answer:
Root 3/2
Step-by-step explanation:
Cos theta =root(1-sin squared theta) = root(1-(1/4)square) =root(3/4)=root 3/2
Sin 2 theta=2sin theta cos theta=2*(1/2)*root 3/2=root 3/2
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