Aball is thrown upward from a building. the height h after t seconds is determined from the quadratic equation h ( t ) = t^2−8t−48 . find after how many seconds the ball will touch the ground.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

If the discriminant if a quadratic equation is 4 which statement describes the roots?

What additional information could be used to prove abc =mqr using sas? check all that apply.