Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to write one equation whose solution is -1/2.

Igot 108 hope that’s right !

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.