Answer:
Solution in photo
Step-by-step explanation:
The answer is 27, 28, 29.
8^3.
= [ (6^3)^6*1/2] / [9^9]^1/2
= 6^9 / 9^9/2
= 6^9 / (3^2)^9/2
= 6^9 /3^9
= 512
= 8^3.