michael works in an electronics store. the manager tells micheal he wants to take 20% off a $495 tv. if the tv does not sell, the manager will again reduce the sale price by 25%. michael tells the manager to reduce the original price by 45% because the sale price would be the same. Is michael correct?

The answer is 25uthere is no v in the question

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.