Lia M.

asked • 03/12/15

If ||v|| = 8, what is ||-5v||?

Please help!!!

1 Expert Answer

By:

Michael J. answered • 03/12/15

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We have double absolute values.  We can break this up as
 
 
|| -5v || = || -5 || * || v ||
       
             = || -5 || * 8
 
             = | 5 |  * 8
 
             = 5 * 8
 
             = 40
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