A.  (2nπ-π/2, 2nπ+π/2) (n € z)

B.  (2nπ+π/2, 2nπ+3π/2) (n € z)

C.  (2nπ+π/4, 2nπ+π/2) (n € z)

D.  (2nπ-π/2, 2nπ+3π/2) (n € z)

1
Correct Answer :
(2nπ-π/2, 2nπ+π/2) (n € z)
Explanation :
No Explanation available for this question

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