Answer:
(1-4)^0-3y^0
( -3)^0 -3^0
1 -1
0
-2
Step-by-step explanation:
(y -4)^0 - 3y^0
substitute the value of y
(3-4)^0 - 3*1^0
(-1)^0 - 3*1
1 - 3