Open Middle®
Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the equation true.
Hint
What are the properties of exponents? How do they relate?
Answer
There are many possible solutions, one is:
x^3*x^(1/2) = (x^7)^(4/8)
x^3*x^(1/2) = (x^7)^(4/8)
Source: Bryan Anderson