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यदि cos=12/13 तोcosa+cosecaका मान बताओ |
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Answer» Answer: MARK IT THE BRAINLIEST ANSWER Step-by-step explanation: COS = 12/13 b/h= 12/13 let b be 12k and h be 13k h²=p²+b² 13²=p²+12² p²=169-144 p²=25 p=5 cosa+coseca 12k/13k+13k/5k 12/13+13/5 60+169/65 229/65 |
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