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Mathematics 18 Online
OpenStudy (anonymous):

Evaluate the expression. r = <9, -7, -1>, v = <2, 2, -2>, w = <-5, -2, 6> v ⋅ w

OpenStudy (anonymous):

@iPwnBunnies

OpenStudy (anonymous):

i got <-18, 14, -2>

OpenStudy (ipwnbunnies):

Nooo. This is just another dot product, with 3 components.

OpenStudy (anonymous):

so is it 1?

OpenStudy (ipwnbunnies):

No. Try again :3

OpenStudy (anonymous):

ohhh -26?

OpenStudy (ipwnbunnies):

Yes :D

OpenStudy (anonymous):

yay!

OpenStudy (dan815):

:)

OpenStudy (dan815):

victoorryy

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