MCQ
$`int tan^-1((2tanx)/(1 - tan^2x))`dx = $______
- ✓$x^2+c$
- B$`x^3/3 + c`$
- C$`x^2/2 + c`$
- D$x^3+c$
✓
Answer
Correct option: A.
$x^2+c$
A
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