What are the size and direction of the change in velocity if the initial velocity is 3 m/s south and the final velocity is 6 m/s west?

_____ m/s

_____° north of west

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- Oct 6th 2012, 05:46 PMLouisana1change in velocity
What are the size and direction of the change in velocity if the initial velocity is 3 m/s south and the final velocity is 6 m/s west?

_____ m/s

_____° north of west - Oct 6th 2012, 05:48 PMskeeterRe: change in velocity
I showed you how to do this in your other post ...

http://mathhelpforum.com/math-topics...sics-help.html - Oct 6th 2012, 06:06 PMLouisana1Re: change in velocity
Do I use the same equation?

- Oct 6th 2012, 06:21 PMskeeterRe: change in velocity
use the method of components ...

$\displaystyle v_0 = -3j$

$\displaystyle v_f = -6i$

$\displaystyle \Delta v= v_f - v_0$