1- f(x) = 2x3 - 6x + 3
2- f(x) = -5x2+5x+8
3- f(x) = 4/ x2 +4x+8
4- f(x) =(x2 + 9)1/2
for the above find the critical points and intervals on which the function is increasing and decreasing then identify the local extreme values of the function , if any saying where they are taken on ?
Unfortunately, your question requires a lot of work and cannot be done for free. Submit it with all requirements as an assignment to our control panel and we'll assist you.