The body moves according to the law x=2+3t+2t2 2. d) Calculate the displacement of the body in 1 min after it starts moving?


Answer from: Mother-and-matrix:
University lecturer, executive editor of the journal "Practices & Interpretation...


Let's find the coordinate of the body at the moment t = 0.
х(0)=2+3*0+2*0^2:2 =2.
Let's find the position of the body after 1 min = 60 s.
x(30) = 2+ 3*60 + 2*60^2:2 = 3782
Displacement s = x(30) - x(0) = 3782 - 2 = 3780
Answer: 3780.

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