Question

A bird sees a worm on the ground 50 m. below. The bird dives for the worm at a speed of 6 m/sec. The function h\left( t \right) = - 4.9{t^2} + 6t + 50, where h(t) is the height of the bird at time t.
How long does the worm have before he is eaten? Round to the nearest tenth of a second.

Answer 1

3.86 seconds

Answer 2

thank you

Answer 3

no problem