Hello Everyone! This is some free points for the people who doesn't have points. For the one who only has 40 or 50 points, but need more.
so please, I'm trying to help. Don't report the questions. look i understand that might be a problem to you but that doesn't mean you ha e to report it! just ignore!

Thank you!
have a great day...​

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.