if 2sinθ- 1=0 then the value of cosec θ is?
plz I need step by step explanation
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Answer:
cosec theta is inverse of sin theta
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Step-by-step explanation:
2sinθ - 1 = 0
2sinθ = 1
sinθ = 1 / 2
θ = 30°.
Hence ,
we know that , cosec 30° = 1 / sin 30
= 1 / ( 1 / 2 )
= 1 x ( 2 / 1 )
= cosec 30 = 2
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