Find a formula for the nth partial sum sn of the following series. if the series is finite, determine the sum. if the series is infinite, determine if it converges or diverges, and if it converges, determine the sum. simplify your solution.

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.