Given the function:
h(t)=-16t^2
Given that the squirrel is 46 ft above the ground and throws the chestnut that lands on the bus 36 ft below, the distance between the squirrel and bus will be:
46-36=10 ft
thus the time taken for the nut to hit the ground will be:
-46=-16t^2
t^2=46/16
t=1.696 sec