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  • 21-11-2017
  • Mathematics
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Une particule se déplace le long de la courbe y = 2x 2 – x + 3 et son abscisse est donnée par x = t 3 – 2t. Trouver la vitesse de la particule au temps t = 3.

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20CGL01
20CGL01 20CGL01
  • 21-11-2017
2*2=4 first you multiply  
4-1=3 then subtract  
3+3=6 now you add and that is your answer =6
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