nap16
nap16
24-10-2017
Physics
contestada
What does ΔX mean in this equation?
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Catya
Catya
24-10-2017
the triangle before the x means "change in x" which is: (finalx - initialx)
So if the interval is 1 sec to 3 sec, change in t would be 3-1=2 sec. The corresponding x-values are 30-10=20
change in x / change in t = (30-10)/(3-1) = 10 m/s
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