[w7đk•ẶβэЄk.ღ]

the following equqtion give the position x(t) of a partical in four situations ..

1 / x=3t-2
2 / x=-4t^2-2
3/ x=2/t^2
4/ x=-2

in which is v in the negative x direction ?



فهمني كيف آجآووب على هـٍ آلسؤآل بليز ^.^