- x - = +
-1 x -1 = + 1
+1 = 1
No tengo ni idea
Respuesta: 1
1
(-1)² = (-1) . (-1) = 1
+1 = 1 (el signo + es redundante aquí).
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Verified answer
- x - = +
-1 x -1 = + 1
+1 = 1
No tengo ni idea
Respuesta: 1
1
1
(-1)² = (-1) . (-1) = 1
+1 = 1 (el signo + es redundante aquí).