Answer:
-w − z = <4, -7>
z − w = <6, 1>
w − z = <-6, -1>
Step-by-step explanation:
x-1 = 0 or x-7 =0
x=1 or x=7
(x-1) (x-7) =0
Using the zero product property
x-1+1 =0 +1 or x-7+7 =0+7