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

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

asked
User SamirChen
by
8.0k points

1 Answer

5 votes
Cot x = cos x / sin x
or Cot x = 1/ tan x
Given:
Cot x = 4
Tan x = 1/4
x = 14.03 degrees
answered
User Simon Andersson
by
8.6k points
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