tan20+tan40+...........tan 180
Akshitha0912:
can u please type the whole question
I am not able to understand the sequence
Answers
Answered by
2
tan 20 is cot 70
tan 40 Is cot 50
tan 60 is cot 30
tan 80 is cot 10
tan 100 is cot -10
tan 120 is cot -30
tan 140 is cot-50
tan 160 is cot -70
tan 180 is cot 0
everything gets cancelled then the answer is 0
tan 40 Is cot 50
tan 60 is cot 30
tan 80 is cot 10
tan 100 is cot -10
tan 120 is cot -30
tan 140 is cot-50
tan 160 is cot -70
tan 180 is cot 0
everything gets cancelled then the answer is 0
Answered by
1
everything gets cancelled and the answer is 1
(not 0)
(not 0)
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