Let f(x) = (5x)/(x ^ 2 - 7x + 10) what is the domain of f(x) ?

Which of these tables represents a non-linear function?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Which table represents a linear function? i'll give brainliest to first answer ^'^