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| 1. |
Cosec^263°+tan^24°/cot^266°+sec^227° |
| Answer» Cosec^263°+tan^24°/cot^266°+sec^227°= sec^2 27+ cot^2 66/ cot^2 66°+sec^2 27°=1[cosecA=Sec(90-A), tanA=cot(90-A)] | |