Jayne Haydack's weekly salary at Charter Network is $500 plus 15% commission on her weekly sales. Which of the following functions is expressing Jayne's weekly salary

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

Ithink i know it but i want to be sure so can you me out ?

Which is the graph of the following inequality?