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sec-A-3-2-




Question Number 20576 by gopikrishnan005@gmail.com last updated on 28/Aug/17
sec(A−3Π/2)
sec(A3Π/2)
Answered by Tinkutara last updated on 28/Aug/17
sec (((3π)/2)−A)=−cosec A
sec(3π2A)=cosecA

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