Respuesta :
Answer:
3 and 4
Step-by-step explanation:
3) 1=-(-1)
1=1
0=0
4) 0=0
when both sides are equal means it is true.
Answer:
Step-by-step explanation:
hello : (-1 ; 1) because when x=-1 y = -(-1) =1
Answer:
3 and 4
Step-by-step explanation:
3) 1=-(-1)
1=1
0=0
4) 0=0
when both sides are equal means it is true.
Answer:
Step-by-step explanation:
hello : (-1 ; 1) because when x=-1 y = -(-1) =1