SOLUTION: . Tobey sits by the lake and throws a stone into it. The path of the stone is described by the equation h= 22t -5t2 where h is the height of the stone in metres at t seconds afte

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: . Tobey sits by the lake and throws a stone into it. The path of the stone is described by the equation h= 22t -5t2 where h is the height of the stone in metres at t seconds afte      Log On


   

Question 1173411: . Tobey sits by the lake and throws a stone into it. The path of the stone is described by the equation
h= 22t -5t2 where h is the height of the stone in metres at t seconds after it has been thrown. By drawing a suitable graph, find the time taken for the stone to reach
a) The maximum height
b) The surface of the lake
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.

Since the problem asks to solve the problem graphically, you may use your graphing calculator.