If cot2A = x, then x is
A) 2cotA/(cot2A - 1) B) (cot2A - 1)/2cotA C) (cot2A + 1)/2cotA D) 2cotA/(1 - cot2
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sorry mate don't know what is cot
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If cot2A = x, then x is
A) 2cotA/(cot2A - 1)
B) (cot2A - 1)/2cotA
C) (cot2A + 1)/2cotA
D) 2cotA/(1 - cot2A)
Answer: B) (cot2A - 1)/2cotA
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