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Its a trigo sum. prove it. |
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Answer» HEY frnd here is ur ANS.....¡¡¡ CotA + tanB / CotB + tanA (CotA+1/ CotB) / (CotB +1/CotA) (CotACotB + 1)/ CotA /(CotACotB + 1)/ CotA CotA / CotB CotA tanA..... Hence proved RHS Hope it HELPS you✌✌ Thankyou ☺☺ |
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