For the function: f(x) =

Find
1. f'(x)
2. Interval of increase and decrease and the extrema and determine its
nature
3. f'(x)
4. Intervals of concavity and inflection point(s) (if any)
5. Sketch its graph

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

With finding limits of multi variable !