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t=2 s
ω=ΔФ/Δt=50/2=25
α=Δω/Δt=25/2
diturunkan
omega=12t²+4t(kecepatan)
alfa=24t+4(percepatan)
kecepatan saat t=2 s
omega=12t²+4t
=12.(2)²+4.2
=12.4+8
=48+8
=56
percepatan saat t=5 s
alfa=24t+4
=24.5+4
=124
maaf klau slah