AP EAPCET 25-Aug-2021 Shift 1 Paper

Section: Mathematics
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Question : 22 of 160
 
Marks: +1, -0
In a triangle ABC, suppose none on the angles are multiples of
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2
, then what is the value cot‌A‌cot‌B+cot‌B‌cot‌C+cot‌A‌cot‌C=
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