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Mathematics 7 Online
OpenStudy (anonymous):

Let u = <7, -3>, v = <-9, 5>. Find 4u - 3v.

myininaya (myininaya):

what is 4 times <7,-3> the same question rephrased: what is <4 times 7, 4 times -3> ?

OpenStudy (anonymous):

<-8, -6> ?

OpenStudy (anonymous):

@myininaya

myininaya (myininaya):

what is <-8,-6> and where does it come from?

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