The result of integrating sec x is:
Alog |sec x + tan x|
Blog |sec x tan x|
Clog |sec x - tan x|
Dlog |cosec x + cot x|
Answer & Solution
Correct answer: A. log |sec x + tan x|
Multiplying and dividing by (sec x + tan x) and substituting the denominator gives log |sec x + tan x|.
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