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Grade 12th passTrigonometry

value of 4cosa -sec2a at a=pie/7

Profile image of prabhat
12 Years agoGrade 12th pass
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5 Answers

Profile image of Vijay Mukati
11 Years ago
Ans = 2.
Profile image of Aakash
11 Years ago
2
Profile image of KARTHIK
10 Years ago
2
Profile image of venky
10 Years ago
two
Profile image of OUTPASS
10 Years ago
2

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