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cosθ=√−3/4 , where π≤θ≤ 3π/2 . tanβ=3/4 , where 0≤β≤ π/2 . What is the exact value of sin(θ+β) ?

 Apr 9, 2020
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Sorry its cosθ= (−√3)/4))*****

 Apr 9, 2020

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