Math, asked by dumpalasuvignya, 2 months ago

cot π/20.cot3π/20.cot5π/20.cot7π/20.cot9π/20.cot15π/20=
1)1
2)-1
3)√3
4)-√3

Answers

Answered by ptamizhthendral

0

Answer:

1 is the answer

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