alleryStart learning →Using cosec^2 x - 1, the function cot^2 x integrates to what?
A-cot x - x + c
Bcot^3 x/3 + c
C-cot x + x + c
Dcot x - x + c
Answer & Solution
Correct answer: A. -cot x - x + c
Use cot^2 x = cosec^2 x - 1, whose integral is -cot x - x.
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