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

Module 10 coordinate proof using slope and distance answers is quadrilateral abcd a parallelogram? explain how you know.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Define multiplicative inverse. give an example of a number and its multiplicative inverse.