What must be true? M PQY= m RQY m PRZ = m RPX JZ=JX QJ= 2• JY

What class is this? i have no idea and i'm not going to give you the wrong answer. do you have a graph that goes with all the questions

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.