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Diketahui:
s=(3t²+6t)i +(4t)j
Ditanyakan: percepatannya (a)=....m/s
Dijawab:
s=(3t²+6t)i+(4t)j
Turunkan
v=(6t+6)i+4j
Turunkan lagi
a=(6i+0j)
Maka besarnya percepatan sesaatnya (a):
a=√(ax²+ay²)
=√(6²+0²)
=√36
=6 m/s