Jawabanmu

Jawaban paling cerdas!
2014-09-13T21:52:13+07:00
X = 2t² - 12t - 8
V =  \frac{dx}{dy}
= d(2t² - 12t - 8)
           d
= 4t - 12
V = 0 m/s ?
4t - 12 = 0
4t = 12
t = 3 sekon

Semoga membantu.


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