RRB NTPC CBT I 18 Jan 2021 Shift 1 Paper
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Question : 43 of 100
Marks:
+1,
-0
Find the value of the expression
[cosec(75° + θ) – sec(15° – θ) – tan(55° + θ) + cot(35° – θ)]
[cosec(75° + θ) – sec(15° – θ) – tan(55° + θ) + cot(35° – θ)]
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