Math, asked by dnptanakmi6ltha, 1 year ago

Cot54/tan36+cot20/tan70

Answers

Answered by abhi178
1
Cot54/tan36+Cot20/tan70
=> Cot (90-36)/tan36+Cot (90-70)/tan70
=> tan36/tan36+tan70/tan70
=> 1+1=2
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