Answer:
0
Step-by-step explanation:
so, -57 cancels out the entire equation because they're both the same number, one's just a positive and the other is a negative.
so -57 + 57 = 0
Answer:0
1. no like terms
2. x^ 3 − x^ 2 − x + 1
3.x y + x + y + 1
4.x^ 3 + x^ 2 y + x y^ 2 + y^ 3
Lol
Use o fato de que o determinante de qualquer matriz quadrada é o mesmo da sua transposta.
