hilarydodard9510 hilarydodard9510
  • 06-03-2024
  • Mathematics
contestada

If a>b>c>0, then find the va;ue of cot−1(ab+1/a-b) + cot−1(bc+1/b-c) + cot−1(ca+1/c-a)
A) pi/2
B) pi
C) 3pi/2
D) 2pi

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