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  1. The average velocity of a function f(x) over the interval from a to b is equal to the slope of the line connecting (a,f(a)) and (b,f(b)).

  2. 24 lis 2021 · From the given formula for \ (x (t)\) it is straight forward to work out the velocity. \begin {align*} v (t) = x' (t) &=3t^2-3=3 (t^2-1)=3 (t+1) (t-1) \end {align*} This is zero only when \ (t=-1\) and when \ (t=+1\text {;}\) at no other value 1 of \ (t\) can this polynomial be equal zero.

  3. (1) Find expressions for the velocity and position vectors of the sports car as functions of time for t >0. (2) Sketch graphs of the x-component of the position, velocity and acceleration of the sports car as a function of time for t >0 a x(t)=At−Bt3,for0<t<(A/B)1/2 A,B>0

  4. discuss how to derive an estimate of velocity from graphical output and observational data as well as deriving the velocity function from a position function with a formula. Instantaneous speed It is not hard to see that for movement of visible objects (where the position

  5. What is the average velocity between times t = 2 and t = 5? What is the instantaneous velocity at t = 2? Motion of a particle in one dimension when given a velocity or acceleration function

  6. Calculate the instantaneous velocity given the mathematical equation for the position. Calculate the speed given the instantaneous velocity. We have now seen how to calculate the average velocity between two positions.

  7. Velocity (v) is a vector quantity that measures displacement (or change in position, Δs) over the change in time (Δt), represented by the equation v = Δs/Δt. Speed (or rate, r) is a scalar quantity that measures the distance traveled (d) over the change in time (Δt), represented by the equation r = d/Δt.

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