f(x) = x3 – 8x2 – 20x
a) How do you find x and y intercepts? Find intercepts.
b) How can the first derivative help you to graph a function? Find the first derivatives and the critical numbers and intervals of increasing or decreasing of the given function.
Increasing on :
c) What is the value of the slope at a local maximum or minimum point on a curve? Find ordered pair for the maximum and minimum of f(x)
d) How can second derivative help you to graph a function? Find the second derivative. Show intervals where function concaves Upward and Downward
Downward on :
How do you find vertical and horizontal asymptotes?