An object is launched from a platform.
Its height (in meters),
x
xx seconds after the launch, is modeled by:
h
(
x
)
=
−
5
x
2
+
20
x
+
60
h(x)=−5x
2
+20x+60h, left parenthesis, x, right parenthesis, equals, minus, 5, x, squared, plus, 20, x, plus, 60
What is the height of the object at the time of launch?