Question

AT TIME t=0s, an object is observed at x=0 and its opsition along the x axis follows this expression x= -3t+t^2 where the units for distance and time are meters and seconds what;s the objects displacemetn delta x between t= 1s and t=3s

Answer 1

replace t =1 and t = 3 into x =....
subtract them to get \(\triangle x\)

Answer 2

i did that, but my answer is wrong
. what is your answer

Answer 3

I didn't do it yet, just give you the way to do. show me your work. I can check

Answer 4

mine is 2