AP and TS EAMCET Engineering 2020 Model Paper 3

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Question : 11 of 160

Marks: +1, -0

tan‌α+2‌tan‌2‌α+4‌tan‌2‌α+8‌cot‌8‌α=

sin‌α
cos‌α
tan‌α
cot‌α

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