How do you know of something is a function without seeing the graph?

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish