Question

Tolong di bantu beserta caranya

Answer 1

Verified answer

Kinematika
- Gerak Parabola

V₀ = 20 m/s
α = 37° ↣ sin α = ⅗ ↣ cos α = ⅘
g = 10 m/s²
y = - 32 m


y = V₀ sin α t - ½ g t²
-32 = (20)(⅗) t - (½)(10) t²
5t² - 12t - 32 = 0
(t - 4)(5t + 8) = 0
t = 4 atau t = -8/5 (ditolak)

x = V₀ cos α t
x = (20 m/s)(⅘)(4)
x = 64 m