Answer:
the object will hit the ground at x=9
Explanation:
h(x) =-5(x+1)(×-9)
0 =5(x+1)(×-9)
using the zero product property
the x intercepts or zeros of the equation are x+1 =0 and x-9 =0
x=-1 and x=9
9.4m questions
12.2m answers