Here are some example problems. place to start. 1. If the radius of a spherical balloon is increasing at the rate of 3 cm/s, which of the following is the rate of increase of the surface area when the radius of the balloon is 8 cm? 2. Approximate V8.2 using linear approximation. 3. Find the absolute extrema of f(x) = In(x2 + 3x + 4) on the interval [-4, 2]. 4. Graph f(x) = xe x. 5. Find the maximum value of the product, xy, subject to x ty = 10. 6. Find the dimensions that minimize the perimeter of a rectangle with an area of 64 cm2. sin(2x)