What metric unit would you use to measure the length of a football field?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

You got a job selling magazines door-to-door. you are paid $100 per day plus $1.50 for each magazine you sell. which recursive formula models this situation?