Math, asked by nitu87740, 8 months ago

(cot²π/9)+(cot²2π/9)+(cot²4π/9)is equal to

Answers

Answered by tabassumfiroz1

1

Answer:

1

/

3

Step-by-step explanation:

Answered by GAURAV1SIR

0

Step-by-step explanation:

It is solved by using cubic polynomial with trigonometry.

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