TS EAMCET 10-Sep-2020 Shift 1 Solved Paper
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Question : 22 of 160
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Assertion (A): If A=15°, B=17° and C=13° then
c o t 2 A + c o t 2 B + c o t 2 C = c o t 2 A c o t 2 B c o t 2 C
Reason (R): In a ΔPQR,
T a n
T a n
+ T a n
T a n
+ T a n
T a n
= 1
Reason (R): In a ΔPQR,
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