Alain lanzó una piedra desde un puente al río de abajo.
La altura de la piedra (en metros sobre el agua) xxx segundos después de que Alain la lanzó está modelada por:
h(x)=−5x ^2 +10x+15
¿Cuál es la altura de la piedra en el momento que la lanza?

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.