sec2 θ = \(\frac{4}{3}\), எனில் cosec (θ + 30°) இன் மதிப்பு __________. [θ குறுங்கோணம்]

1
\(-\frac{2}{\sqrt3}\)
2
\(\frac{2}{\sqrt3}\)
3
\(\frac{1}{\sqrt3}\)
4
\(-\frac{1}{\sqrt3}\)

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