Question

2 - (-1) + 2 (-1)2 (-1)3

Answer 1

2 - ( - 1 ) + 2 ( - 1 ) 2 ( - 1 ) 3

2 + 1 + 2 ( - 1 ) × 2 ( - 1 ) × 3

3 + 2 ( - 1 ) × 2 ( - 1 ) × 3

3 - 2 × 2 ( - 1 ) × 3

3 - 4 ( - 1 ) × 3

3 + 4 × 3

3 + 12

15

Answer 2

Answer:

I thik so the answer must be 10

Step-by-step explanation:

2+1-2(-1)2-2(1)3

3+2+2+3

5+5

10