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If sin A = a²-b²/a²+b²find cos A, tan A and sec A. |
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Answer» Answer: Step-by-step explanation: sinθ= a 2 +B 2 a 2 −b 2cosθ= (a 2 +b 2 ) (a 2 −b 2 ) 2 −(a 2 +b 2 ) 2 = a 2 +b 24A 2 b 2 = a 2 +b 2 2ab tanθ= 2aba 2 −b 2 = 2aba 2 +b 2 cosecθ= a 2 −b 2 a 2 +b 2 cotθ= a 2 −b 22ab ✌❣✨ KEEP SMILING ✨❣✌ |
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