# Vector and direction angle

Please show me the steps Tahnk You

A. write u in the form <a , b>

B.Compute (2*u).v, where v=<sqrt(3) , -3>

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#### Solution Preview

Please see the attachment.

given vector u with /u/=9 and direction angle of 30 degrees ...

#### Solution Summary

This shows how to write a vector in a specified form and compute the direction angle.

$2.49