📘 calculus, linear algebra

1. Differentiate $y = (2x+1)^5 (x^3 - x + 1)^4$. Step 1: Use the product rule: $\frac{dy}{dx} = u'v + uv'$ where $u = (2x+1)^5$ and $v = (x^3 - x + 1)^4$.