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Evaluate (cosec A – 1) (cosec A + 1) (sec2 A – 1).
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Evaluate (cosec A – 1) (cosec A + 1) (sec2 A – 1).
Posted:
Wed Jul 13, 2022 8:06 pm
by
answerhappygod
a) 0
b) 1
c) \(\frac {4}{3}\)
d) \(\frac {3}{4}\)