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Find the value of this equation,Tan1°+ Tan2°+ ..........Tan89°=

Find the value of this equation,Tan1°+ Tan2°+ ..........Tan89°= 

Grade:12th pass

1 Answers

Debarati
100 Points
21 days ago
tan 1 = cot (90-1) = cot 89
cot 89.tan 89 = 1
=> tan 1.tan 89 = 1
Similarly, tan 2.tan 88 = 1 and so on
Thus, tan 1.tan 2. ….. tan 89 = 1

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