The height of a ball in meters is modeled by f(x) = -5x2 + 40x, where x is the time in seconds after the ball is hit. Create a table for the function and use it to answer the following question. How long is the ball in the air?
r
1 x)
* X

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.