A teenager who is 5 feet tall throws an object into the air. The quadratic function f(x)=−16x^2+64x+5
is where f(x)
is the height of the object in feet and x
is the time in seconds.
The function in vertex form is
(1 point)
Responses
f(x)=−16(x−2)^2−59
f(x)=−16(x−2)^2 −11
f(x)=−16(x−2)^2+5
f(x)=−16(x−2)^2+69
2 answers
f(x)=−16(x−2)^2+69
the object hits the ground after about how many seconds