यदि 12tan A = 5 है, तो cosec A = ?

यदि 12tan A = 5 है, तो cosec A = ?

यदि 12tan A = 5 है, तो cosec A = ?

यदि 12tan A = 5 है, तो cosec A = ?

【A】 13/5
【B】 12/13
【C】 5/13
【D】 12/5

Answer – 【A】 13/5
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