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s =
= 14/2 x 3
= 21 m
pada saat t = 3 sekon
v₃ = 10 m/s
a = (v₃ - v₀) / (t₃ - t₀)
a = (10 - 4) / (3 - 0) = 2 m/s²
Jarak tempuh selama 10 s
t = 10 s
s = v₀ * t + (1/2) * a * t²
s = 4 * 10 + (1/2) * 2 * 10²
s = 40 + 100 = 140 m
Tidak ada jawaban