Originally Posted by

**conman** Question is:

given the equation for fireworks: f(x) = 24.5t - 4.9t^2

what velocity does the rocket travel at its maximum height?

what time would the fuse timer need to be set at to have the rocket explode at maximum height?

at what height would the rocket explode at with the minimum fuse timer setting?

I solved for x=a and found that m=24.5 - 9.8a

I think that this is the velocity at the maximum height where a = the max height but I am lost as to how to finish the second part of the question.