Question

Can you pls also explain

Answer 1

0.75

Explanation:

16t² = 9

t² = 9/16

t = √{9/16}

t = 3/4

t = 0.75 s

Answer 2

• 1.33 seconds

Explanation:

Use the given equation and substitute h with 9:

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