Question

How do you find a=b-2c given b=<6,3> and c=<-4,8>?

Answer 1

Please see the explanation.

Explanation:

`-2c = -2(<-4, 8>`

`-2c = <8, -16>`

Add the above to b:

< 6, 3 > + < 8, -16 > = < 14, -13 >

#a = < 14, -13 >