Question 980602: I'm having trouble finding 2a+b given: a= <-3,4>, b=<2,5>, c= <3,-8>.
Please help me with this problem.
Thank you.
Answer by Edwin McCravy(20056)   (Show Source):
You can put this solution on YOUR website!
Here's one exactly like yours with the numbers changed:
Find 3a+b given: a= <-2,5>, b=<3,7>.
Substitute:
3 a + b
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3<-2,5> + <3,7>
<-6,15> + <3,7>
<-3,22>
Now do yours exactly the same way.
Edwin
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