plzz tell me the identities in trignometry?
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cot sq +1=cosec sq
cos sq + sin sq = 1
1+ tan sq = sec sq
tan × cot =1
tan =sin/cos
cot=cos /sin
plzz add thita
cos sq + sin sq = 1
1+ tan sq = sec sq
tan × cot =1
tan =sin/cos
cot=cos /sin
plzz add thita
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