Solving Vector Math: vi, vf, t, a

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SUMMARY

The discussion focuses on solving a vector math problem involving initial velocity (vi = 35 m/s at 10 degrees west), final velocity (vf = 30 m/s at 30 degrees west), time (t = 5.0 x 10^-3 s), and acceleration (a). Participants emphasize the importance of visualizing the vectors on a coordinate plane to determine whether to add or subtract them to find the resultant vector. A complete problem statement is necessary for accurate guidance on the calculations involved.

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Homework Statement


vi=35m/s (s 10 degrees w)
vf=30m/s (n 30 degrees w)
t=5.0x10^-3s
a=?

Do I add these vectors to get a resultant vector or do I subtract?

Homework Equations





The Attempt at a Solution


 
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Try drawing the vectors on a coordinate plane, it will become obvious what to do after that.
 
You have not submitted a complete problem statement. We don't know what you are supposed to do with that information.
 

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