tolong jelasin yaa, pakai caranya, makasih

mpvp + mbvb = (mp + mb)v'
vb = 0 m/s
v' = mpvp / (mp + mb)
    = (0,01 kg)(500 m/s) / (0,01 kg + 2 kg) ≈ 2,49 m/s

h maks = v'² / (2g)
= (2,49 m/s)² / [2(10 m/s²)]
≈ 0,31 m ≈ 31 cm