the way the question is written it looks like it is 134*24 divided by 5 to the 3rd power:
134 *23 = 3082
5^3 = 125
3082 / 125 = 24.656
round answer as needed.
check the picture below.
so x = b + b = √(180) + √(180).
8x10 would be 80 which means 9x80 would be....? Try to answer on own first!
Answer: 720
Hope this helped and you tried on your own first then checked your answer!