Question

If cot 2A = tan(n-2)A , then what is A​

Answer 1

Step-by-step explanation:

cot 2A = tan ( n- 1) A

now we know that cot a is equal to the tan (90°-theta,)

so put there we get tan (90°-2a) = tan ( n-2)

so, 90-2a= (n-2)a

now solve this dear

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