if cos θ =√3/2 then find the value of cosec θ +1/cosec θ -1
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Answer is 3
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sin²0 +cos²0=1
sin²0= 1-cos²0
sin²0=1-(3/2)²
sin²0=1-¾
sin²=inroot 1/4
sin0=½
1/sin0=cosec0=1/½
:.cosec0=2
:.cosec0+1/cosec0-1 = 2+1/2-1 = 3
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