seto6
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Homework Statement
Homework Equations
know dot product
The Attempt at a Solution
PART A
PART B
not sure what's it asking for
help would be great
Simple dot product [inner product] (verification)
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know dot product
PART A
PART B
not sure what's it asking for
help would be great
Discussion
losiu99
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Well, what you posted is the answer to the B part actually 
Notice the "for all v" part in A. Specific example of u,v does the trick for B, not for A. Hint for A: (u-w)*v = 0 for all v. What does it say about u - w?
Notice the "for all v" part in A. Specific example of u,v does the trick for B, not for A. Hint for A: (u-w)*v = 0 for all v. What does it say about u - w?