Respuesta :

cairde

Answer:

t=[tex]\sqrt{\frac{38}{g} }[/tex]

Step-by-step explanation:

19=(1/2)gt²

(multiply both sides by 2)

38=gt²

(divide both sides by g)

t²=(38/g)

(square root both sides)

t=[tex]\sqrt{\frac{38}{g} }[/tex]