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OpenStudy (anonymous):
Let u = <-4, 1>, v = <-1, 6>. Find -2u + 4v.? answer choices: <4, 22> <4, 7> <12, -26> <10, -14>
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OpenStudy (perl):
-2*<-4,1> + 4*<-1,6>
OpenStudy (anonymous):
So I multiply -2 * -4 * 1? and -1 * 4 *6?
OpenStudy (anonymous):
Oh wait! It would be 4, 22 because it's 8, -2 + -4, 24 so I get 4, 22!! Is that right @perl ?
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