Finds the domain and range of a function Find tge domain and range of each item

Pahelp po ako dito kailangan po eh please po pasagot ng maayos​

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.