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Y_Kistochka [10]
3 years ago
9

Find value of: cot^-1 (4) (inverse of cotangent). Give the reason of using cosine to evaluate.

Mathematics
1 answer:
solmaris [256]3 years ago
7 0
Cot x = cos x / sin x
or Cot x = 1/ tan x
Given:
Cot x = 4
Tan x = 1/4
x = 14.03 degrees
 
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