5. The local youth club has a stage for karaoke competitions. The main stage is a square. The
technical crew needs to increase the length by 2
feet and the width by 1 foot for their equipment.
A plan for the stage is shown below.

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.