Question

Given f = <3, -5> and g = <2, -3>, what is 3f - g ?<7, -8><7, -2><7, -12><7, -18

Answer 1

f = <3, -5> and g = <2, -3>

First find 3f

3 * < 3, - 5>

<9, -15>

3f - g

<9,-15> - < 2, -3>

<9 -2, -15 --3>

< 9-2, -15+3>

<7,-12>