Point c is located 8 inches from point a and 6 inches from point b. points a and b are 2 inches apart. which statement is true?

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?