Differential Calculus — Easy JEE math MCQ
If y = sin(x²), then dy/dx is:
- A. cos(x²)
- B. 2x cos(x²)
- C. 2x sin(x²)
- D. x² cos(x²)
Solution
Using chain rule: dy/dx = cos(x²) × d(x²)/dx = cos(x²) × 2x = 2x cos(x²).
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If y = sin(x²), then dy/dx is:
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