TS EAMCET 10-Sep-2020 Shift 1 Solved Paper

Section: Mathematics

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Question : 21 of 160

Marks: +1, -0

Cosec−1([

tan2(

α−π

4

)−1

tan2(

α−π

4

)+1

+cos

α

2

.cot5α]sec

11α

2

)=

2α
5α
π
2
−4α
5
2
α

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