what is the graph of y=-16t^2+8t+70
type in graphing calculator in google . com
and click on the url that resembles m y . hrw . c o m / m a t h 0 6 _ 0 7 / n s m e d i a / t o o l s / G raph _ Calculator / graph Calc . html
and click on the url that resembles m y . hrw . c o m / m a t h 0 6 _ 0 7 / n s m e d i a / t o o l s / G raph _ Calculator / graph Calc . html