Solution

Question\n\nFind the linear approximation of $f(x) = \sqrt{x+1}$ at $x = 3$, and use it to approximate $\sqrt{3.1}$ and $\sqrt{2.9}$.\n\nContent coming soon. Write the full solution here, or use the part files (p-i.mdx, p-ii.mdx, …) for each part.