Question 1157404


Quadratic function

1) A function that has a local maximum will have 

{{{a< 0}}} (what coefficient)


2) A function that is decreasing for {{{x<h}}} and increasing for {{{x>h}}} will open (up or down)

 a. {{{up }}}
 

3) a function that has no real number solution to a corresponding quadratic equation {{{f(x)=0}}} will have which of the following: 


d. {{{a<0}}}, {{{k<0}}}