Answer: 2nd, 3rd, 5th
Explanation:
Solve the problem
1/2*1/2*1/2 = 1/1/8
1 * 8/1
8
Check each answer
1) -(1/2)^3
-(1/2*1/2*1/2)
-(1/8)
-1/8
No
2) 2^3
2 * 2 * 2
8
Yes
3) 1/1/2^3
Note: Flip fraction when dividing a fraction.
Yes
4) 1/8
1/8
No
5) 8
8
Yes