Mathematics · Calculus - Differentiation
If y = tan-1x√(1 - x2) + sec-11√(1 - x2), where |x| < 1, then dydx equals:
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- 1√(1 - x2)
- 22√(1 - x2)
- 31√(1 - x2)
- 42√(1 - x2)✓
Correct answer
2√(1 - x2)
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