composite function

given: f(g(x))

y'=(uv'-vu')

      v²

y'=e^x

(SAME)

chain rule

dy =

 dx    

dy  • du

du   dx

equals

dv • du

du  dx

position function

first deriv=

second deriv=

third deriv=

first deriv= velocity

  second deriv= acceleration

third deriv= jerk?

at impact, height equals zero! plug zero in for h(t). solve for time.

this is the time of impact.  solve for velocity at t=...