cant you solve this math

1. 1 (2) = 2
2. 1 (-2) = -2
3. -1 (-2) = 2
4. -1 (2) = -2
5. x (x) = x²
6. x (-x) = -x²
7. -x (-x) = x²
8. -x (x) = -x²
brainliest please