Solución

a+b=1,0,1,4a=0,0,4,5a+3b=3,0,5\bold{a}+\bold{b}=\lang −1,0,−1\rang , 4\bold{a}=\lang 0,0,−4\rang, −5\bold{a}+3\bold{b}=\lang −3,0,5\rang