If y = x² sin(x), then dy/dx = ?
Question 1
Q1. If y = x² sin(x), then dy/dx = ?
Answer: x² cos(x) + 2x sin(x)
Explanation: Using product rule, dy/dx = d(x² sin(x))/dx = x² d(sin(x))/dx + sin(x) d(x²)/dx = x² cos(x) + 2x sin(x).