Joanna, Dana, and Tracy shared some trail-mix. Joanna ate 0.1 pound, Dana ate 1.25 pound and Tracy ate 0.12 pound of trail mix. List the friends in order from least to greatest amount of trail-mix eaten

31 is prime. and it’s prime factorization is just 31.

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.