For each pair of functions, find fog and gof, if they exist. State the domain and range for each composed function. f={(-9,-1),(-1,0),(3,4)} g={(0,-9),(-1,3),(4,-1)} if you can explain in it as much detail as possible, that would help a lot. ​

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i