The results of a survey are represented in the two-way frequency table below. Complete the two-way frequency table. 44
22
20
42
People Surveyed
Male
Female
Total
eBook
16
38
Ways to Read
Books
Print
22
Total
36
80

The second and fourth answer are correct

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.