Answer:
1. - 5 x 2= - 10
- 5(-1)= 5
2. 3 x 2²= 12
3 x (-1)= -3
3. (2 - 2)² =0
(-1 - 2)² =9
4. 2² - 2 +6= 8
- 1² - 1 +6=6
5. - 2² + 4 x 2 - 1=11
1² + 4 x (-1) - 1= - 4
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Answer:
1. - 5 x 2= - 10
- 5(-1)= 5
2. 3 x 2²= 12
3 x (-1)= -3
3. (2 - 2)² =0
(-1 - 2)² =9
4. 2² - 2 +6= 8
- 1² - 1 +6=6
5. - 2² + 4 x 2 - 1=11
1² + 4 x (-1) - 1= - 4