1.

If $(1+sin\alpha)(1+sin\beta) (1 + sin\gamma)$ =$(1-sin\alpha) (1-sin\beta)(1 - sin\gamma)$ then each side is equal to1). $\pm cos\alpha cos\beta cos\gamma$2). $\pm sin\alpha sin\beta sin\gamma$3). $\pm sin\alpha cos\beta cos\gamma$4). $\pm sin\alpha sin\beta cos\gamma$

Answer» CORRECT ANSWER is: OPTION 1


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