∫csc²x dx is equal to:
∫csc²x dx is equal to:
- A. tan x + C
- B. cot x + C
- C. −cot x + C
- D. −tan x + C
Answer: C) −cot x + C
Explanation: d/dx(cot x) = −csc²x, therefore ∫csc²x dx = −cot x + C.
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