Line segment y = x+2 (- 1
Choose B.
2. The combination of dice with | a-b | = 2 is (1, 3) (3,1) (2,4) (4,2) (3,5) (5,3) (4,6) (6,4).
The total number of possible combinations for rolling the dice twice is 6*6=36, so the probability of |a-b|=2 is 8/36=2/9.
Choose B.
Please adopt