Use the information given about the angle θ,0≤θ≤2π, to find the exact value of the indicated trigonometric function. sin

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answerhappygod
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Use the information given about the angle θ,0≤θ≤2π, to find the exact value of the indicated trigonometric function. sin

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Use the information given about the angle θ,0≤θ≤2π, to find the exact value of the indicated trigonometric function. sinθ=41​,tanθ>0 Find cos2θ​. 410​​48+215​​​46​​48−215​​​​
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