Show that if c is a scalar then ||cu||=|c|||u||

letuthen ||u||=

cu= then ||cu||=

I guess I messed something up because this looks like I disproved it.

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- February 9th 2011, 08:21 PMJskidscalar multiplied by a vector proof
Show that if c is a scalar then ||c

**u**||=|c|||**u**||

let**u**then ||**u**||=

c**u**= then ||c**u**||=

I guess I messed something up because this looks like I disproved it. - February 9th 2011, 08:27 PMTheEmptySet
- February 9th 2011, 09:14 PMdwsmith