a ball is thrown in the air the relationship between the ball the time is in the air in seconds (t) and the height of the ball in feet above the ground (h) is represented by h=-16t^2+46+6 how many seconds will it take for it to hit the ground

Question

anonymous · Answer

is the equation supposed to be 0=-16t^2+46t+6?
                                         extra t        -----^

anonymous · Answer

i think it is
if it is
then set equal to 0 and solve for t
t = -1/8 or 3
since time can't be negative
it will be 3 seconds