Answer
6 seconds
Work Step by Step
Substitute the given distance and solve for t.
$d=16t^2$
Substitute the distance for d.
$576=16t^2$
Divide both sides by 16.
$576 \div 16=16t^2\div16$
Simplify.
$36=t^2$
Take the square root of each side.
$\sqrt{36}=\sqrt{t^2}$
Simplify.
$6=t$