Simplify the following expression: cosec4 A ( 1 &minus - Exam Yatra

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72

M: +2.00/-0.50

Simplify the following expression:
cosec⁴A ( 1 − cos⁴A ) − 2cot²A−1

[SSC CGL 20th April 2022 Shift-1 With Answers]

A

0

B

cos²A

C

cosec²A

D

1

EXPLANATION

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