In: Math
9. Given the function: f(x)=3x2+5x-17
a. find the interval where the function is increasing and where it is decreasing.
b. Clearly state the critical number(s) of the function.
c. Find the relative extrema of the function( using 1st derivative test). answer should be in (x,y)
10. Given the function: x3 - x2 + 52x - 17
a. determine the intervals where the graph of the given function is concave upward and where it is concave downward.
b. Find any inflection points. answer should be in (x,y) format.