maryamalsaberi9 maryamalsaberi9

22-11-2021
Mathematics

contestada

can you pls also explain

can you pls also explain class=

Respuesta :

mhanifa mhanifa

22-11-2021

Answer:

1.33 seconds

Step-by-step explanation:

Use the given equation and substitute h with 9:

- 9 = -16t²
t² = 16/9
t = √(16/9)
t = 4/3 ≈ 1.33

Answer Link

VirαtKσhli VirαtKσhli

23-11-2021

Answer:

0.75

Step-by-step explanation:

16t² = 9

t² = 9/16

t = √{9/16}

t = 3/4

t = 0.75 s

Answer Link

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